chore: Update discovery artifacts (#1425)

## Deleted keys were detected in the following stable discovery artifacts:
admin directory_v1 https://github.com/googleapis/google-api-python-client/commit/1534f8926019f43dc87a29c1ca32191884556e3b
bigquery v2 https://github.com/googleapis/google-api-python-client/commit/59c51e319602741632201d2ce61a6b03f13e4003
file v1 https://github.com/googleapis/google-api-python-client/commit/0cd409a2d15c68aca3ea864400fc4772b9b4e503
memcache v1 https://github.com/googleapis/google-api-python-client/commit/665ce5b47b9b3238dcfa201b9343bf6447df5994
youtube v3 https://github.com/googleapis/google-api-python-client/commit/5046950872559fe93b954dc9a4f71fd724176247

## Deleted keys were detected in the following pre-stable discovery artifacts:
analyticsadmin v1alpha https://github.com/googleapis/google-api-python-client/commit/934358e5c041ffd1449e7c744463e61e94381ed5
documentai v1beta3 https://github.com/googleapis/google-api-python-client/commit/e8aaabbc7670aefc4a745916fccb31424745f748
file v1beta1 https://github.com/googleapis/google-api-python-client/commit/0cd409a2d15c68aca3ea864400fc4772b9b4e503
memcache v1beta2 https://github.com/googleapis/google-api-python-client/commit/665ce5b47b9b3238dcfa201b9343bf6447df5994
networkconnectivity v1alpha1 https://github.com/googleapis/google-api-python-client/commit/2cc462638aec61f4e775bfce883e725b104eeabb

## Discovery Artifact Change Summary:
feat(admin): update the api https://github.com/googleapis/google-api-python-client/commit/1534f8926019f43dc87a29c1ca32191884556e3b
feat(alertcenter): update the api https://github.com/googleapis/google-api-python-client/commit/7a488d3f0deef3e1f106cff63b1e4f66ad1727bb
feat(analyticsadmin): update the api https://github.com/googleapis/google-api-python-client/commit/934358e5c041ffd1449e7c744463e61e94381ed5
feat(analyticsdata): update the api https://github.com/googleapis/google-api-python-client/commit/40f712130674cec09c1dd7560f69a330a335b226
feat(androiddeviceprovisioning): update the api https://github.com/googleapis/google-api-python-client/commit/81a0002a7051aeab647a3296fb18ce7973bf7137
feat(apigee): update the api https://github.com/googleapis/google-api-python-client/commit/2e6c78a93b2c0ee7001eb163ec95f9afc8f35575
feat(appengine): update the api https://github.com/googleapis/google-api-python-client/commit/125f74a61a94af17c01930841a79db46d3a059c5
feat(bigquery): update the api https://github.com/googleapis/google-api-python-client/commit/59c51e319602741632201d2ce61a6b03f13e4003
feat(cloudasset): update the api https://github.com/googleapis/google-api-python-client/commit/e615264971ccee6eb9b450fe3d85614209c0fee8
feat(cloudbuild): update the api https://github.com/googleapis/google-api-python-client/commit/ceddaccf23eb8b809688907cfdef8906cd77d65d
feat(cloudidentity): update the api https://github.com/googleapis/google-api-python-client/commit/22cd08b69b034c2cdfd854e1ac784f834539db3a
feat(container): update the api https://github.com/googleapis/google-api-python-client/commit/f494c63a42dc418559292c6269289317d9cebc23
feat(documentai): update the api https://github.com/googleapis/google-api-python-client/commit/e8aaabbc7670aefc4a745916fccb31424745f748
feat(drive): update the api https://github.com/googleapis/google-api-python-client/commit/72cab88ce591d906ea1cfcbe4dee354cccb623f2
feat(file): update the api https://github.com/googleapis/google-api-python-client/commit/0cd409a2d15c68aca3ea864400fc4772b9b4e503
feat(firebaseappcheck): update the api https://github.com/googleapis/google-api-python-client/commit/9a0131b2326327109d1ba7af97b1f4808dd7a898
feat(healthcare): update the api https://github.com/googleapis/google-api-python-client/commit/45ee6b28b86a43f44c707e15a7e06fdf8fce6a0f
feat(ideahub): update the api https://github.com/googleapis/google-api-python-client/commit/73b86d9d37f33aeaed74772d0319ba1350e54ed5
feat(managedidentities): update the api https://github.com/googleapis/google-api-python-client/commit/a07ed4558c93cb8f7fae49c7b353f46ccfea6c10
feat(memcache): update the api https://github.com/googleapis/google-api-python-client/commit/665ce5b47b9b3238dcfa201b9343bf6447df5994
feat(metastore): update the api https://github.com/googleapis/google-api-python-client/commit/9fd5ffbf37fb052323f5fa68d307c68391c519ac
feat(ml): update the api https://github.com/googleapis/google-api-python-client/commit/cf54d564915a558569c093287b448a7819e215f6
feat(monitoring): update the api https://github.com/googleapis/google-api-python-client/commit/d1ffbfc041f23f904cd8bc35a450871b2909473b
feat(networkconnectivity): update the api https://github.com/googleapis/google-api-python-client/commit/2cc462638aec61f4e775bfce883e725b104eeabb
feat(notebooks): update the api https://github.com/googleapis/google-api-python-client/commit/831ba938855aa4bdefafedf63e01af43350e7ed2
feat(ondemandscanning): update the api https://github.com/googleapis/google-api-python-client/commit/c04b4023477393cbb41984b14e0c734fc8587d45
feat(paymentsresellersubscription): update the api https://github.com/googleapis/google-api-python-client/commit/2cd5b1c2ef524f3ab00630508710cce7bee53574
feat(prod_tt_sasportal): update the api https://github.com/googleapis/google-api-python-client/commit/8b6bd24e57a79f470c750ad04052f79a3cafe0fa
feat(realtimebidding): update the api https://github.com/googleapis/google-api-python-client/commit/fd514dc8d86182dc17698f3293144928535f709c
feat(reseller): update the api https://github.com/googleapis/google-api-python-client/commit/20226c4401956732772e2a563c7920666135e605
feat(sasportal): update the api https://github.com/googleapis/google-api-python-client/commit/38d5156350b79a9933b2806f4bbe443043a33185
feat(sts): update the api https://github.com/googleapis/google-api-python-client/commit/190e13ebe5a4660d8825d3a8708559077a342bdf
feat(transcoder): update the api https://github.com/googleapis/google-api-python-client/commit/fbcacce6a17c1cae45b22f4a2058e730ec84b55a
feat(youtube): update the api https://github.com/googleapis/google-api-python-client/commit/5046950872559fe93b954dc9a4f71fd724176247
diff --git a/docs/dyn/compute_v1.instanceGroupManagers.html b/docs/dyn/compute_v1.instanceGroupManagers.html
index 6f16430..b591be5 100644
--- a/docs/dyn/compute_v1.instanceGroupManagers.html
+++ b/docs/dyn/compute_v1.instanceGroupManagers.html
@@ -251,7 +251,7 @@
   "items": { # A list of InstanceGroupManagersScopedList resources.
     "a_key": { # [Output Only] The name of the scope that contains this set of managed instance groups.
       "instanceGroupManagers": [ # [Output Only] The list of managed instance groups that are contained in the specified project and zone.
-        { # Whether the instance is a standby. # Properties of a standby instance comparing to the regular instance: # | regular | standby managed by IGM? | yes | yes added to the IG? | yes | yes counts towards IGM's target size? | yes | no taken into account by Autoscaler? | yes | no # receives traffic from LB? | yes | no Represents a Managed Instance Group resource. An instance group is a collection of VM instances that you can manage as a single entity. For more information, read Instance groups. For zonal Managed Instance Group, use the instanceGroupManagers resource. For regional Managed Instance Group, use the regionInstanceGroupManagers resource.
+        { # Represents a Managed Instance Group resource. An instance group is a collection of VM instances that you can manage as a single entity. For more information, read Instance groups. For zonal Managed Instance Group, use the instanceGroupManagers resource. For regional Managed Instance Group, use the regionInstanceGroupManagers resource.
           "autoHealingPolicies": [ # The autohealing policy for this managed instance group. You can specify only one value.
             {
               "healthCheck": "A String", # The URL for the health check that signals autohealing.
@@ -789,7 +789,7 @@
 Returns:
   An object of the form:
 
-    { # Whether the instance is a standby. # Properties of a standby instance comparing to the regular instance: # | regular | standby managed by IGM? | yes | yes added to the IG? | yes | yes counts towards IGM's target size? | yes | no taken into account by Autoscaler? | yes | no # receives traffic from LB? | yes | no Represents a Managed Instance Group resource. An instance group is a collection of VM instances that you can manage as a single entity. For more information, read Instance groups. For zonal Managed Instance Group, use the instanceGroupManagers resource. For regional Managed Instance Group, use the regionInstanceGroupManagers resource.
+    { # Represents a Managed Instance Group resource. An instance group is a collection of VM instances that you can manage as a single entity. For more information, read Instance groups. For zonal Managed Instance Group, use the instanceGroupManagers resource. For regional Managed Instance Group, use the regionInstanceGroupManagers resource.
   "autoHealingPolicies": [ # The autohealing policy for this managed instance group. You can specify only one value.
     {
       "healthCheck": "A String", # The URL for the health check that signals autohealing.
@@ -899,7 +899,7 @@
   body: object, The request body.
     The object takes the form of:
 
-{ # Whether the instance is a standby. # Properties of a standby instance comparing to the regular instance: # | regular | standby managed by IGM? | yes | yes added to the IG? | yes | yes counts towards IGM's target size? | yes | no taken into account by Autoscaler? | yes | no # receives traffic from LB? | yes | no Represents a Managed Instance Group resource. An instance group is a collection of VM instances that you can manage as a single entity. For more information, read Instance groups. For zonal Managed Instance Group, use the instanceGroupManagers resource. For regional Managed Instance Group, use the regionInstanceGroupManagers resource.
+{ # Represents a Managed Instance Group resource. An instance group is a collection of VM instances that you can manage as a single entity. For more information, read Instance groups. For zonal Managed Instance Group, use the instanceGroupManagers resource. For regional Managed Instance Group, use the regionInstanceGroupManagers resource.
   "autoHealingPolicies": [ # The autohealing policy for this managed instance group. You can specify only one value.
     {
       "healthCheck": "A String", # The URL for the health check that signals autohealing.
@@ -1077,7 +1077,7 @@
     { # [Output Only] A list of managed instance groups.
   "id": "A String", # [Output Only] Unique identifier for the resource; defined by the server.
   "items": [ # A list of InstanceGroupManager resources.
-    { # Whether the instance is a standby. # Properties of a standby instance comparing to the regular instance: # | regular | standby managed by IGM? | yes | yes added to the IG? | yes | yes counts towards IGM's target size? | yes | no taken into account by Autoscaler? | yes | no # receives traffic from LB? | yes | no Represents a Managed Instance Group resource. An instance group is a collection of VM instances that you can manage as a single entity. For more information, read Instance groups. For zonal Managed Instance Group, use the instanceGroupManagers resource. For regional Managed Instance Group, use the regionInstanceGroupManagers resource.
+    { # Represents a Managed Instance Group resource. An instance group is a collection of VM instances that you can manage as a single entity. For more information, read Instance groups. For zonal Managed Instance Group, use the instanceGroupManagers resource. For regional Managed Instance Group, use the regionInstanceGroupManagers resource.
       "autoHealingPolicies": [ # The autohealing policy for this managed instance group. You can specify only one value.
         {
           "healthCheck": "A String", # The URL for the health check that signals autohealing.
@@ -1436,7 +1436,7 @@
   body: object, The request body.
     The object takes the form of:
 
-{ # Whether the instance is a standby. # Properties of a standby instance comparing to the regular instance: # | regular | standby managed by IGM? | yes | yes added to the IG? | yes | yes counts towards IGM's target size? | yes | no taken into account by Autoscaler? | yes | no # receives traffic from LB? | yes | no Represents a Managed Instance Group resource. An instance group is a collection of VM instances that you can manage as a single entity. For more information, read Instance groups. For zonal Managed Instance Group, use the instanceGroupManagers resource. For regional Managed Instance Group, use the regionInstanceGroupManagers resource.
+{ # Represents a Managed Instance Group resource. An instance group is a collection of VM instances that you can manage as a single entity. For more information, read Instance groups. For zonal Managed Instance Group, use the instanceGroupManagers resource. For regional Managed Instance Group, use the regionInstanceGroupManagers resource.
   "autoHealingPolicies": [ # The autohealing policy for this managed instance group. You can specify only one value.
     {
       "healthCheck": "A String", # The URL for the health check that signals autohealing.