ci: the java team to merge auto-generated PRs

[suztomo]

b/379670583

With this change, the Java team (release managers) will be able to merge the auto-generated pull requests such as #2370. The api-pubsub team can continue to be able to approve such changes.

Here is the list of files modified by the automation recently:

suztomo@suztomo2:~/java-pubsub$ git log --author=cloud-java-bot --name-status -100 -- google-cloud-pubsub |grep ".java$" |sort -u
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/package-info.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/SchemaServiceClient.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/SchemaServiceSettings.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/GrpcPublisherCallableFactory.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/GrpcPublisherStub.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/GrpcSchemaServiceCallableFactory.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/GrpcSchemaServiceStub.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/GrpcSubscriberCallableFactory.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/GrpcSubscriberStub.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/HttpJsonPublisherCallableFactory.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/HttpJsonPublisherStub.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/HttpJsonSchemaServiceCallableFactory.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/HttpJsonSchemaServiceStub.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/HttpJsonSubscriberCallableFactory.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/HttpJsonSubscriberStub.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/PublisherStub.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/PublisherStubSettings.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/SchemaServiceStub.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/SchemaServiceStubSettings.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/SubscriberStub.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/stub/SubscriberStubSettings.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/SubscriptionAdminClient.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/SubscriptionAdminSettings.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/TopicAdminClient.java
M	google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/TopicAdminSettings.java
M	google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/MockIAMPolicyImpl.java
M	google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/MockIAMPolicy.java
M	google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/MockPublisherImpl.java
M	google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/MockPublisher.java
M	google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/MockSchemaServiceImpl.java
M	google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/MockSchemaService.java
M	google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/MockSubscriberImpl.java
M	google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/MockSubscriber.java
M	google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/SchemaServiceClientHttpJsonTest.java
M	google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/SchemaServiceClientTest.java
M	google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/SubscriptionAdminClientHttpJsonTest.java
M	google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/SubscriptionAdminClientTest.java
M	google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/TopicAdminClientHttpJsonTest.java
M	google-cloud-pubsub/src/test/java/com/google/cloud/pubsub/v1/TopicAdminClientTest.java

[suztomo]

@michaelpri10 With this change, the Java team (release managers) will be able to merge the auto-generated pull requests such as #2370. PTAL.