Add workflow to add stalled label and message

[Poojita-Raj]

Description

This workflow adds in the stalled label to PRs that have had no activity for 30 days along with a comment. We no longer close the PR since there could be a possibility that contributors PRs could get closed without receiving any review.

Related Issues

Resolves #[Issue number to be closed when this PR is merged]

Check List

• New functionality includes testing.
  • All tests pass
• New functionality has been documented.
  • New functionality has javadoc added
• Commits are signed per the DCO using --signoff
• Commit changes are listed out in CHANGELOG.md file (See: Changelog)

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.
For more information on following Developer Certificate of Origin and signing off your commits, please check here.

[github-actions]

Compatibility status:

Checks if related components are compatible with change 3c3947d

Incompatible components

Skipped components

Compatible components

Compatible components: [https://github.com/opensearch-project/security.git, https://github.com/opensearch-project/alerting.git, https://github.com/opensearch-project/index-management.git, https://github.com/opensearch-project/anomaly-detection.git, https://github.com/opensearch-project/sql.git, https://github.com/opensearch-project/job-scheduler.git, https://github.com/opensearch-project/asynchronous-search.git, https://github.com/opensearch-project/observability.git, https://github.com/opensearch-project/common-utils.git, https://github.com/opensearch-project/k-nn.git, https://github.com/opensearch-project/reporting.git, https://github.com/opensearch-project/security-analytics.git, https://github.com/opensearch-project/custom-codecs.git, https://github.com/opensearch-project/cross-cluster-replication.git, https://github.com/opensearch-project/opensearch-oci-object-storage.git, https://github.com/opensearch-project/performance-analyzer.git, https://github.com/opensearch-project/ml-commons.git, https://github.com/opensearch-project/performance-analyzer-rca.git, https://github.com/opensearch-project/geospatial.git, https://github.com/opensearch-project/notifications.git, https://github.com/opensearch-project/neural-search.git]

[github-actions]

Gradle Check (Jenkins) Run Completed with:

• RESULT: FAILURE ❌
• URL: https://build.ci.opensearch.org/job/gradle-check/26157/
• CommitID: e94ef8f
  Please examine the workflow log, locate, and copy-paste the failure(s) below, then iterate to green.
  Is the failure a flaky test unrelated to your change?

[Poojita-Raj]

Gradle Check (Jenkins) Run Completed with:

* **RESULT:** FAILURE ❌

* **URL:** https://build.ci.opensearch.org/job/gradle-check/26157/

* **CommitID:** [e94ef8f](https://github.com/opensearch-project/OpenSearch/commit/e94ef8f38a403fccdab02d150b3065170c705169)
  Please examine the workflow log, locate, and copy-paste the failure(s) below, then iterate to green.
  Is the failure [a flaky test](https://github.com/opensearch-project/OpenSearch/blob/main/DEVELOPER_GUIDE.md#flaky-tests) unrelated to your change?

#10137
#6124

[github-actions]

Gradle Check (Jenkins) Run Completed with:

• RESULT: FAILURE ❌
• URL: https://build.ci.opensearch.org/job/gradle-check/26253/
• CommitID: e94ef8f
  Please examine the workflow log, locate, and copy-paste the failure(s) below, then iterate to green.
  Is the failure a flaky test unrelated to your change?

[github-actions]

Gradle Check (Jenkins) Run Completed with:

• RESULT: UNSTABLE ❕
• TEST FAILURES:

      1 org.opensearch.repositories.azure.AzureBlobContainerRetriesTests.testReadNonexistentBlobThrowsNoSuchFileException

• URL: https://build.ci.opensearch.org/job/gradle-check/26259/
• CommitID: e94ef8f
  Please review all flaky tests that succeeded after retry and create an issue if one does not already exist to track the flaky failure.

[codecov]

Codecov Report

Merging #10197 (3c3947d) into main (38db1df) will decrease coverage by 0.01%.
Report is 12 commits behind head on main.
The diff coverage is n/a.

@@             Coverage Diff              @@
##               main   #10197      +/-   ##
============================================
- Coverage     71.06%   71.06%   -0.01%     
- Complexity    58155    58161       +6     
============================================
  Files          4828     4828              
  Lines        274358   274358              
  Branches      39987    39987              
============================================
- Hits         194985   194973      -12     
- Misses        62989    63023      +34     
+ Partials      16384    16362      -22     

see 471 files with indirect coverage changes

[github-actions]

Gradle Check (Jenkins) Run Completed with:

• RESULT: FAILURE ❌
• URL: https://build.ci.opensearch.org/job/gradle-check/26342/
• CommitID: 3c3947d
  Please examine the workflow log, locate, and copy-paste the failure(s) below, then iterate to green.
  Is the failure a flaky test unrelated to your change?

[github-actions]

Gradle Check (Jenkins) Run Completed with:

• RESULT: UNSTABLE ❕
• TEST FAILURES:

      1 org.opensearch.repositories.azure.AzureBlobContainerRetriesTests.testWriteLargeBlob

• URL: https://build.ci.opensearch.org/job/gradle-check/26356/
• CommitID: 3c3947d
  Please review all flaky tests that succeeded after retry and create an issue if one does not already exist to track the flaky failure.