chore: Update discovery artifacts (#1541)

## Discovery Artifact Change Summary:
feat(analyticsadmin): update the api https://github.com/googleapis/google-api-python-client/commit/c14c42a82fbd61df00b690daa328cea212441f59
feat(appengine): update the api https://github.com/googleapis/google-api-python-client/commit/22e6b63271836d2b195191c0711d3e815d7b3f29
feat(bigquery): update the api https://github.com/googleapis/google-api-python-client/commit/5325b3654e42e393911f088e9a8358aeaf733c03
feat(content): update the api https://github.com/googleapis/google-api-python-client/commit/df08fb1f3823a5edc96e6caebe24df66e943fa36
feat(dialogflow): update the api https://github.com/googleapis/google-api-python-client/commit/eaa0b250682d593572168427d92b0c3b9438a503
feat(firestore): update the api https://github.com/googleapis/google-api-python-client/commit/89ee485ce0646fb14d4f4e1d7aae095e504cf4be
feat(gkehub): update the api https://github.com/googleapis/google-api-python-client/commit/982014c5e33c29f2e0030b950b2f2ac27afa3f8f
feat(monitoring): update the api https://github.com/googleapis/google-api-python-client/commit/440201ddeeae876ab83863def611ec39649d397c
fix(oslogin): update the api https://github.com/googleapis/google-api-python-client/commit/e940d95d04a6aba60b89ece3fd630cc0ab5cde2a
feat(retail): update the api https://github.com/googleapis/google-api-python-client/commit/58f1c1ba076ed6ecc389ddf66d0c5ac609cd9d17
feat(servicenetworking): update the api https://github.com/googleapis/google-api-python-client/commit/53d51411d39049a98df6909ae16f9c5dfee4f432
diff --git a/docs/dyn/container_v1beta1.projects.zones.clusters.nodePools.html b/docs/dyn/container_v1beta1.projects.zones.clusters.nodePools.html
index 83a022e..7335d2a 100644
--- a/docs/dyn/container_v1beta1.projects.zones.clusters.nodePools.html
+++ b/docs/dyn/container_v1beta1.projects.zones.clusters.nodePools.html
@@ -121,8 +121,8 @@
   "autoscaling": { # NodePoolAutoscaling contains information required by cluster autoscaler to adjust the size of the node pool to the current cluster usage. # Required. Autoscaling configuration for the node pool.
     "autoprovisioned": True or False, # Can this node pool be deleted automatically.
     "enabled": True or False, # Is autoscaling enabled for this node pool.
-    "maxNodeCount": 42, # Maximum number of nodes in the NodePool. Must be >= min_node_count. There has to be enough quota to scale up the cluster.
-    "minNodeCount": 42, # Minimum number of nodes in the NodePool. Must be >= 1 and <= max_node_count.
+    "maxNodeCount": 42, # Maximum number of nodes for one location in the NodePool. Must be >= min_node_count. There has to be enough quota to scale up the cluster.
+    "minNodeCount": 42, # Minimum number of nodes for one location in the NodePool. Must be >= 1 and <= max_node_count.
   },
   "clusterId": "A String", # Required. Deprecated. The name of the cluster to upgrade. This field has been deprecated and replaced by the name field.
   "name": "A String", # The name (project, location, cluster, node pool) of the node pool to set autoscaler settings. Specified in the format `projects/*/locations/*/clusters/*/nodePools/*`.
@@ -214,8 +214,8 @@
     "autoscaling": { # NodePoolAutoscaling contains information required by cluster autoscaler to adjust the size of the node pool to the current cluster usage. # Autoscaler configuration for this NodePool. Autoscaler is enabled only if a valid configuration is present.
       "autoprovisioned": True or False, # Can this node pool be deleted automatically.
       "enabled": True or False, # Is autoscaling enabled for this node pool.
-      "maxNodeCount": 42, # Maximum number of nodes in the NodePool. Must be >= min_node_count. There has to be enough quota to scale up the cluster.
-      "minNodeCount": 42, # Minimum number of nodes in the NodePool. Must be >= 1 and <= max_node_count.
+      "maxNodeCount": 42, # Maximum number of nodes for one location in the NodePool. Must be >= min_node_count. There has to be enough quota to scale up the cluster.
+      "minNodeCount": 42, # Minimum number of nodes for one location in the NodePool. Must be >= 1 and <= max_node_count.
     },
     "conditions": [ # Which conditions caused the current node pool state.
       { # StatusCondition describes why a cluster or a node pool has a certain status (e.g., ERROR or DEGRADED).
@@ -490,8 +490,8 @@
   "autoscaling": { # NodePoolAutoscaling contains information required by cluster autoscaler to adjust the size of the node pool to the current cluster usage. # Autoscaler configuration for this NodePool. Autoscaler is enabled only if a valid configuration is present.
     "autoprovisioned": True or False, # Can this node pool be deleted automatically.
     "enabled": True or False, # Is autoscaling enabled for this node pool.
-    "maxNodeCount": 42, # Maximum number of nodes in the NodePool. Must be >= min_node_count. There has to be enough quota to scale up the cluster.
-    "minNodeCount": 42, # Minimum number of nodes in the NodePool. Must be >= 1 and <= max_node_count.
+    "maxNodeCount": 42, # Maximum number of nodes for one location in the NodePool. Must be >= min_node_count. There has to be enough quota to scale up the cluster.
+    "minNodeCount": 42, # Minimum number of nodes for one location in the NodePool. Must be >= 1 and <= max_node_count.
   },
   "conditions": [ # Which conditions caused the current node pool state.
     { # StatusCondition describes why a cluster or a node pool has a certain status (e.g., ERROR or DEGRADED).
@@ -632,8 +632,8 @@
       "autoscaling": { # NodePoolAutoscaling contains information required by cluster autoscaler to adjust the size of the node pool to the current cluster usage. # Autoscaler configuration for this NodePool. Autoscaler is enabled only if a valid configuration is present.
         "autoprovisioned": True or False, # Can this node pool be deleted automatically.
         "enabled": True or False, # Is autoscaling enabled for this node pool.
-        "maxNodeCount": 42, # Maximum number of nodes in the NodePool. Must be >= min_node_count. There has to be enough quota to scale up the cluster.
-        "minNodeCount": 42, # Minimum number of nodes in the NodePool. Must be >= 1 and <= max_node_count.
+        "maxNodeCount": 42, # Maximum number of nodes for one location in the NodePool. Must be >= min_node_count. There has to be enough quota to scale up the cluster.
+        "minNodeCount": 42, # Minimum number of nodes for one location in the NodePool. Must be >= 1 and <= max_node_count.
       },
       "conditions": [ # Which conditions caused the current node pool state.
         { # StatusCondition describes why a cluster or a node pool has a certain status (e.g., ERROR or DEGRADED).