Add Jay Deng as a maintainer

[sohami]

Description

Jay has accepted the invitation to become a maintainer. Welcome Jay!

Jay is an active contributor of OpenSearch project and has extensively contributed in the concurrent segment search feature to make it GA for the users. Aside from this he proactively contributed to improve the documentations for different aggregations like term, sampler, diversified sampler, etc based on his learnings and is pretty active in the triage meetings and reviewing issues/PRs. Jay has contributed 56 pull requests to the project and reviewed close to 53 PRs. Some of his main contributions are:

PRs:

• Enabling parallel buildAggregation with concurrent search to further improve on agg performance [Concurrent Segment Search] Perform buildAggregation in parallel #11673

• Doc count error computation at slice level: [Concurrent Segment Search] Doc count error needs to be computed at the slice level #11680

• New index_searcher threadpool and integrate it with Resource tracking framework. [Concurrent Segment Search]: Design/Prototype changes for TaskResourceTrackingFramework and SearchBackpressure with concurrent search #7425

• New metrics related to concurrent search and wait time for search related threadpools.
  ** Adding concurrent search versions of query count/time metrics #9622
  ** Add threadpool wait time metric #9681

• Dynamic way to enable/disable concurrent search. Followed by mechanism in the AggregationFactory to separate aggregations which supports concurrent search and determine at runtime if requests needs to be executed using concurrent vs non-concurrent path
  ** Add dynamic index and cluster setting for concurrent segment search #7956
  ** Update AggregatorFactory to provide a method to indicate if it supports concurrent search #9469

Issues:

• Proactively followed up on a bug and facilitated the fix for that in 2.14 [BUG] DATETIME_FORMATTER_CACHING_SETTING experimental feature should not default to true #13411

Deep Dives:
Evaluation to support force termination with terminate_after in concurrent search path #8371
Evaluation for Parent Join agg and Diversified Sampler for concurrent search support: #9316, #11075

The maintainers have voted and agreed to this nomination, following the process here.

Check List

• New functionality includes testing.
  • All tests pass
• New functionality has been documented.
  • New functionality has javadoc added
• API changes companion pull request created.
• Failing checks are inspected and point to the corresponding known issue(s) (See: Troubleshooting Failing Builds)
• Commits are signed per the DCO using --signoff
• Commit changes are listed out in CHANGELOG.md file (See: Changelog)
• Public documentation issue/PR created

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.

[sohami]

Tagging @dblock to help with the PR and permissions as mentioned here

[github-actions]

❕ Gradle check result for 40d45fe: UNSTABLE

• TEST FAILURES:

      1 org.opensearch.remotestore.RemoteStoreStatsIT.testNonZeroPrimaryStatsOnNewlyCreatedIndexWithZeroDocs

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

All modified and coverable lines are covered by tests ✅

Project coverage is 71.60%. Comparing base (b15cb0c) to head (40d45fe).
Report is 297 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff              @@
##               main   #13773      +/-   ##
============================================
+ Coverage     71.42%   71.60%   +0.18%     
- Complexity    59978    61231    +1253     
============================================
  Files          4985     5062      +77     
  Lines        282275   287905    +5630     
  Branches      40946    41692     +746     
============================================
+ Hits         201603   206155    +4552     
- Misses        63999    64691     +692     
- Partials      16673    17059     +386     

☔ View full report in Codecov by Sentry.
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[sohami]

❕ Gradle check result for 40d45fe: UNSTABLE

• TEST FAILURES:

      1 org.opensearch.remotestore.RemoteStoreStatsIT.testNonZeroPrimaryStatsOnNewlyCreatedIndexWithZeroDocs

Please review all flaky tests that succeeded after retry and create an issue if one does not already exist to track the flaky failure.

Known issue: #10983

[owaiskazi19]

Tagging @dblock to help with the PR and permissions as mentioned here

@opensearch-project/admin

[peternied]

Well deserved @jed326 !

[sohami]

Tagging @dblock to help with the PR and permissions as mentioned here

@opensearch-project/admin

Will wait for the @opensearch-project/admin team confirmation about permissions before merging this PR.

[rishabh6788]

Added @jed326 as maintainer.