[jaykay12]

https://issues.apache.org/jira/browse/SOLR-16398

Description

Added V2 APIs to enable and disable polling

Solution

Approach & Design inspiration from Cursor. Code is fullt vetted by Jalaz Kumar.

Tests

• CoreReplicationAPITest
• SetReplicationPollingAPITest

Checklist

Please review the following and check all that apply:

• I have reviewed the guidelines for How to Contribute and my code conforms to the standards described there to the best of my ability.
• I have created a Jira issue and added the issue ID to my pull request title.
• I have given Solr maintainers access to contribute to my PR branch. (optional but recommended, not available for branches on forks living under an organisation)
• I have developed this patch against the main branch.
• I have run ./gradlew check.
• I have added tests for my changes.
• I have added documentation for the Reference Guide
• I have added a changelog entry for my change

[jaykay12]

self-review ✅
precommit ✅
ref guides updated ✅

[pending] local testing, will do once first round of review is done.

@epugh Can you please trigger workflows on this?