feat: added node groups API protos (#3724)

- [ ] Regenerate this pull request now.

PiperOrigin-RevId: 494840237

Source-Link: https://togithub.com/googleapis/googleapis/commit/28449ecb37897d665a5a2c6d916133b1863f0966

Source-Link: https://togithub.com/googleapis/googleapis-gen/commit/786b1889c07c4ead16093d375c59455a0576ee25
Copy-Tag: eyJwIjoicGFja2FnZXMvZ29vZ2xlLWNsb3VkLWRhdGFwcm9jLy5Pd2xCb3QueWFtbCIsImgiOiI3ODZiMTg4OWMwN2M0ZWFkMTYwOTNkMzc1YzU5NDU1YTA1NzZlZTI1In0=

packages/google-cloud-dataproc/README.md

@@ -200,6 +200,9 @@ Samples are in the [`samples/`](https://github.com/googleapis/google-cloud-node/
 | Job_controller.submit_job | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-dataproc/samples/generated/v1/job_controller.submit_job.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-dataproc/samples/generated/v1/job_controller.submit_job.js,samples/README.md) |
 | Job_controller.submit_job_as_operation | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-dataproc/samples/generated/v1/job_controller.submit_job_as_operation.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-dataproc/samples/generated/v1/job_controller.submit_job_as_operation.js,samples/README.md) |
 | Job_controller.update_job | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-dataproc/samples/generated/v1/job_controller.update_job.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-dataproc/samples/generated/v1/job_controller.update_job.js,samples/README.md) |
+| Node_group_controller.create_node_group | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-dataproc/samples/generated/v1/node_group_controller.create_node_group.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-dataproc/samples/generated/v1/node_group_controller.create_node_group.js,samples/README.md) |
+| Node_group_controller.get_node_group | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-dataproc/samples/generated/v1/node_group_controller.get_node_group.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-dataproc/samples/generated/v1/node_group_controller.get_node_group.js,samples/README.md) |
+| Node_group_controller.resize_node_group | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-dataproc/samples/generated/v1/node_group_controller.resize_node_group.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-dataproc/samples/generated/v1/node_group_controller.resize_node_group.js,samples/README.md) |
 | Workflow_template_service.create_workflow_template | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-dataproc/samples/generated/v1/workflow_template_service.create_workflow_template.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-dataproc/samples/generated/v1/workflow_template_service.create_workflow_template.js,samples/README.md) |
 | Workflow_template_service.delete_workflow_template | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-dataproc/samples/generated/v1/workflow_template_service.delete_workflow_template.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-dataproc/samples/generated/v1/workflow_template_service.delete_workflow_template.js,samples/README.md) |
 | Workflow_template_service.get_workflow_template | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-dataproc/samples/generated/v1/workflow_template_service.get_workflow_template.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-dataproc/samples/generated/v1/workflow_template_service.get_workflow_template.js,samples/README.md) |