feat(datastream): update the api

#### datastream:v1

The following keys were added:
- schemas.MongodbSourceConfig.properties.maxConcurrentBackfillTasks (Total Keys: 2)
- schemas.StandardConnectionFormat.properties.directConnection.type (Total Keys: 1)

Author: yoshi-automation

docs/dyn/datastream_v1.projects.locations.connectionProfiles.html

@@ -145,6 +145,7 @@ <h3>Method Details</h3>
     &quot;srvConnectionFormat&quot;: { # Srv connection format. # Srv connection format.
     },
     &quot;standardConnectionFormat&quot;: { # Standard connection format. # Standard connection format.
+      &quot;directConnection&quot;: True or False, # Optional. Specifies whether the client connects directly to the host[:port] in the connection URI.
     },
     &quot;username&quot;: &quot;A String&quot;, # Required. Username for the MongoDB connection.
   },
@@ -356,6 +357,7 @@ <h3>Method Details</h3>
       &quot;srvConnectionFormat&quot;: { # Srv connection format. # Srv connection format.
       },
       &quot;standardConnectionFormat&quot;: { # Standard connection format. # Standard connection format.
+        &quot;directConnection&quot;: True or False, # Optional. Specifies whether the client connects directly to the host[:port] in the connection URI.
       },
       &quot;username&quot;: &quot;A String&quot;, # Required. Username for the MongoDB connection.
     },
@@ -776,6 +778,7 @@ <h3>Method Details</h3>
     &quot;srvConnectionFormat&quot;: { # Srv connection format. # Srv connection format.
     },
     &quot;standardConnectionFormat&quot;: { # Standard connection format. # Standard connection format.
+      &quot;directConnection&quot;: True or False, # Optional. Specifies whether the client connects directly to the host[:port] in the connection URI.
     },
     &quot;username&quot;: &quot;A String&quot;, # Required. Username for the MongoDB connection.
   },
@@ -929,6 +932,7 @@ <h3>Method Details</h3>
         &quot;srvConnectionFormat&quot;: { # Srv connection format. # Srv connection format.
         },
         &quot;standardConnectionFormat&quot;: { # Standard connection format. # Standard connection format.
+          &quot;directConnection&quot;: True or False, # Optional. Specifies whether the client connects directly to the host[:port] in the connection URI.
         },
         &quot;username&quot;: &quot;A String&quot;, # Required. Username for the MongoDB connection.
       },
@@ -1091,6 +1095,7 @@ <h3>Method Details</h3>
     &quot;srvConnectionFormat&quot;: { # Srv connection format. # Srv connection format.
     },
     &quot;standardConnectionFormat&quot;: { # Standard connection format. # Standard connection format.
+      &quot;directConnection&quot;: True or False, # Optional. Specifies whether the client connects directly to the host[:port] in the connection URI.
     },
     &quot;username&quot;: &quot;A String&quot;, # Required. Username for the MongoDB connection.
   },

docs/dyn/datastream_v1.projects.locations.streams.html

@@ -347,6 +347,7 @@ <h3>Method Details</h3>
           },
         ],
       },
+      &quot;maxConcurrentBackfillTasks&quot;: 42, # Optional. Maximum number of concurrent backfill tasks. The number should be non-negative and less than or equal to 50. If not set (or set to 0), the system&#x27;s default value is used
     },
     &quot;mysqlSourceConfig&quot;: { # MySQL source configuration # MySQL data source configuration.
       &quot;binaryLogPosition&quot;: { # Use Binary log position based replication. # Use Binary log position based replication.
@@ -932,6 +933,7 @@ <h3>Method Details</h3>
           },
         ],
       },
+      &quot;maxConcurrentBackfillTasks&quot;: 42, # Optional. Maximum number of concurrent backfill tasks. The number should be non-negative and less than or equal to 50. If not set (or set to 0), the system&#x27;s default value is used
     },
     &quot;mysqlSourceConfig&quot;: { # MySQL source configuration # MySQL data source configuration.
       &quot;binaryLogPosition&quot;: { # Use Binary log position based replication. # Use Binary log position based replication.
@@ -1456,6 +1458,7 @@ <h3>Method Details</h3>
               },
             ],
           },
+          &quot;maxConcurrentBackfillTasks&quot;: 42, # Optional. Maximum number of concurrent backfill tasks. The number should be non-negative and less than or equal to 50. If not set (or set to 0), the system&#x27;s default value is used
         },
         &quot;mysqlSourceConfig&quot;: { # MySQL source configuration # MySQL data source configuration.
           &quot;binaryLogPosition&quot;: { # Use Binary log position based replication. # Use Binary log position based replication.
@@ -1987,6 +1990,7 @@ <h3>Method Details</h3>
           },
         ],
       },
+      &quot;maxConcurrentBackfillTasks&quot;: 42, # Optional. Maximum number of concurrent backfill tasks. The number should be non-negative and less than or equal to 50. If not set (or set to 0), the system&#x27;s default value is used
     },
     &quot;mysqlSourceConfig&quot;: { # MySQL source configuration # MySQL data source configuration.
       &quot;binaryLogPosition&quot;: { # Use Binary log position based replication. # Use Binary log position based replication.

googleapiclient/discovery_cache/documents/datastream.v1.json

@@ -1261,7 +1261,7 @@
 }
 }
 },
-"revision": "20250505",
+"revision": "20250511",
 "rootUrl": "https://datastream.googleapis.com/",
 "schemas": {
 "AppendOnly": {
@@ -2253,6 +2253,11 @@
 "includeObjects": {
 "$ref": "MongodbCluster",
 "description": "MongoDB collections to include in the stream."
+},
+"maxConcurrentBackfillTasks": {
+"description": "Optional. Maximum number of concurrent backfill tasks. The number should be non-negative and less than or equal to 50. If not set (or set to 0), the system's default value is used",
+"format": "int32",
+"type": "integer"
 }
 },
 "type": "object"
@@ -3681,7 +3686,12 @@
 "StandardConnectionFormat": {
 "description": "Standard connection format.",
 "id": "StandardConnectionFormat",
-"properties": {},
+"properties": {
+"directConnection": {
+"description": "Optional. Specifies whether the client connects directly to the host[:port] in the connection URI.",
+"type": "boolean"
+}
+},
 "type": "object"
 },
 "StartBackfillJobRequest": {