chore: regens API reference docs (#889)

diff --git a/docs/dyn/bigquerydatatransfer_v1.projects.transferConfigs.runs.html b/docs/dyn/bigquerydatatransfer_v1.projects.transferConfigs.runs.html
index 3d94552..a8085e9 100644
--- a/docs/dyn/bigquerydatatransfer_v1.projects.transferConfigs.runs.html
+++ b/docs/dyn/bigquerydatatransfer_v1.projects.transferConfigs.runs.html
@@ -97,8 +97,9 @@
   <pre>Deletes the specified transfer run.
 
 Args:
-  name: string, The field will contain name of the resource requested, for example:
-`projects/{project_id}/transferConfigs/{config_id}/runs/{run_id}` (required)
+  name: string, Required. The field will contain name of the resource requested, for example:
+`projects/{project_id}/transferConfigs/{config_id}/runs/{run_id}` or
+`projects/{project_id}/locations/{location_id}/transferConfigs/{config_id}/runs/{run_id}` (required)
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format
@@ -124,8 +125,9 @@
   <pre>Returns information about the particular transfer run.
 
 Args:
-  name: string, The field will contain name of the resource requested, for example:
-`projects/{project_id}/transferConfigs/{config_id}/runs/{run_id}` (required)
+  name: string, Required. The field will contain name of the resource requested, for example:
+`projects/{project_id}/transferConfigs/{config_id}/runs/{run_id}` or
+`projects/{project_id}/locations/{location_id}/transferConfigs/{config_id}/runs/{run_id}` (required)
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format
@@ -141,13 +143,17 @@
         # Transfer run names have the form
         # `projects/{project_id}/locations/{location}/transferConfigs/{config_id}/runs/{run_id}`.
         # The name is ignored when creating a transfer run.
+    "notificationPubsubTopic": "A String", # Output only. Pub/Sub topic where a notification will be sent after this
+        # transfer run finishes
     "schedule": "A String", # Output only. Describes the schedule of this transfer run if it was
         # created as part of a regular schedule. For batch transfer runs that are
         # scheduled manually, this is empty.
         # NOTE: the system might choose to delay the schedule depending on the
         # current load, so `schedule_time` doesn't always match this.
-    "scheduleTime": "A String", # Minimum time after which a transfer run can be started.
+    "startTime": "A String", # Output only. Time when transfer run was started.
+        # Parameter ignored by server for input requests.
     "userId": "A String", # Deprecated. Unique ID of the user on whose behalf transfer is done.
+    "scheduleTime": "A String", # Minimum time after which a transfer run can be started.
     "state": "A String", # Data transfer run state. Ignored for input requests.
     "errorStatus": { # The `Status` type defines a logical error model that is suitable for # Status of the transfer run.
         # different programming environments, including REST APIs and RPC APIs. It is
@@ -167,14 +173,18 @@
         },
       ],
     },
+    "dataSourceId": "A String", # Output only. Data source id.
+    "emailPreferences": { # Represents preferences for sending email notifications for transfer run # Output only. Email notifications will be sent according to these
+        # preferences to the email address of the user who owns the transfer config
+        # this run was derived from.
+        # events.
+      "enableFailureEmail": True or False, # If true, email notifications will be sent on transfer run failures.
+    },
     "params": { # Output only. Data transfer specific parameters.
       "a_key": "", # Properties of the object.
     },
-    "startTime": "A String", # Output only. Time when transfer run was started.
-        # Parameter ignored by server for input requests.
-    "dataSourceId": "A String", # Output only. Data source id.
-    "runTime": "A String", # For batch transfer runs, specifies the date and time that
-        # data should be ingested.
+    "runTime": "A String", # For batch transfer runs, specifies the date and time of the data should be
+        # ingested.
     "endTime": "A String", # Output only. Time when transfer run ended.
         # Parameter ignored by server for input requests.
   }</pre>
@@ -185,9 +195,10 @@
   <pre>Returns information about running and completed jobs.
 
 Args:
-  parent: string, Name of transfer configuration for which transfer runs should be retrieved.
+  parent: string, Required. Name of transfer configuration for which transfer runs should be retrieved.
 Format of transfer configuration resource name is:
-`projects/{project_id}/transferConfigs/{config_id}`. (required)
+`projects/{project_id}/transferConfigs/{config_id}` or
+`projects/{project_id}/locations/{location_id}/transferConfigs/{config_id}`. (required)
   pageSize: integer, Page size. The default page size is the maximum value of 1000 results.
   pageToken: string, Pagination token, which can be used to request a specific page
 of `ListTransferRunsRequest` list results. For multiple-page
@@ -217,13 +228,17 @@
             # Transfer run names have the form
             # `projects/{project_id}/locations/{location}/transferConfigs/{config_id}/runs/{run_id}`.
             # The name is ignored when creating a transfer run.
+        "notificationPubsubTopic": "A String", # Output only. Pub/Sub topic where a notification will be sent after this
+            # transfer run finishes
         "schedule": "A String", # Output only. Describes the schedule of this transfer run if it was
             # created as part of a regular schedule. For batch transfer runs that are
             # scheduled manually, this is empty.
             # NOTE: the system might choose to delay the schedule depending on the
             # current load, so `schedule_time` doesn't always match this.
-        "scheduleTime": "A String", # Minimum time after which a transfer run can be started.
+        "startTime": "A String", # Output only. Time when transfer run was started.
+            # Parameter ignored by server for input requests.
         "userId": "A String", # Deprecated. Unique ID of the user on whose behalf transfer is done.
+        "scheduleTime": "A String", # Minimum time after which a transfer run can be started.
         "state": "A String", # Data transfer run state. Ignored for input requests.
         "errorStatus": { # The `Status` type defines a logical error model that is suitable for # Status of the transfer run.
             # different programming environments, including REST APIs and RPC APIs. It is
@@ -243,14 +258,18 @@
             },
           ],
         },
+        "dataSourceId": "A String", # Output only. Data source id.
+        "emailPreferences": { # Represents preferences for sending email notifications for transfer run # Output only. Email notifications will be sent according to these
+            # preferences to the email address of the user who owns the transfer config
+            # this run was derived from.
+            # events.
+          "enableFailureEmail": True or False, # If true, email notifications will be sent on transfer run failures.
+        },
         "params": { # Output only. Data transfer specific parameters.
           "a_key": "", # Properties of the object.
         },
-        "startTime": "A String", # Output only. Time when transfer run was started.
-            # Parameter ignored by server for input requests.
-        "dataSourceId": "A String", # Output only. Data source id.
-        "runTime": "A String", # For batch transfer runs, specifies the date and time that
-            # data should be ingested.
+        "runTime": "A String", # For batch transfer runs, specifies the date and time of the data should be
+            # ingested.
         "endTime": "A String", # Output only. Time when transfer run ended.
             # Parameter ignored by server for input requests.
       },