chore: update Java and Python dependencies (#374)

- [ ] Regenerate this pull request now.

PiperOrigin-RevId: 408420890

Source-Link: googleapis/googleapis@2921f9f

Source-Link: https://github.com/googleapis/googleapis-gen/commit/6598ca8cbbf5226733a099c4506518a5af6ff74c
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiNjU5OGNhOGNiYmY1MjI2NzMzYTA5OWM0NTA2NTE4YTVhZjZmZjc0YyJ9

Author: gcf-owl-bot[bot]

java-workflows/grpc-google-cloud-workflows-v1/src/main/java/com/google/cloud/workflows/v1/WorkflowsGrpc.java

@@ -29,6 +29,7 @@
 @javax.annotation.Generated(
     value = "by gRPC proto compiler",
     comments = "Source: google/cloud/workflows/v1/workflows.proto")
+@io.grpc.stub.annotations.GrpcGenerated
 public final class WorkflowsGrpc {
 
   private WorkflowsGrpc() {}

java-workflows/grpc-google-cloud-workflows-v1beta/src/main/java/com/google/cloud/workflows/v1beta/WorkflowsGrpc.java

@@ -29,6 +29,7 @@
 @javax.annotation.Generated(
     value = "by gRPC proto compiler",
     comments = "Source: google/cloud/workflows/v1beta/workflows.proto")
+@io.grpc.stub.annotations.GrpcGenerated
 public final class WorkflowsGrpc {
 
   private WorkflowsGrpc() {}