[Backport 2.x] Star Tree Min and Max Value Aggregators

[opensearch-trigger-bot]

Backport e21f6b8 from #14625.

[github-actions]

❌ Gradle check result for 9325a2f: FAILURE

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?

[dbwiddis]

Flaky:

• [BUG] org.opensearch.search.basic.SearchWithRandomExceptionsIT.testRandomExceptions {p0={"search.concurrent_segment_search.enabled":"false"}} if flaky #13846

[github-actions]

✅ Gradle check result for 9325a2f: SUCCESS

[codecov]

Codecov Report

Attention: Patch coverage is 90.14085% with 7 lines in your changes missing coverage. Please review.

Project coverage is 71.63%. Comparing base (4f97fd3) to head (9325a2f).
Report is 6 commits behind head on 2.x.

Files	Patch %	Lines
...ee/aggregators/StatelessDoubleValueAggregator.java	81.81%	3 Missing and 1 partial ⚠️
...acube/startree/aggregators/SumValueAggregator.java	84.21%	1 Missing and 2 partials ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##                2.x   #15400      +/-   ##
============================================
+ Coverage     71.52%   71.63%   +0.10%     
- Complexity    63228    63534     +306     
============================================
  Files          5197     5208      +11     
  Lines        296727   297306     +579     
  Branches      43179    43273      +94     
============================================
+ Hits         212221   212961     +740     
+ Misses        66696    66537     -159     
+ Partials      17810    17808       -2     

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