[Backport 2.x] Honor log_request_body setting in compliance audit log

[opensearch-trigger-bot]

Backport 5698a10 from #4832.

[codecov]

Codecov Report

Attention: Patch coverage is 53.33333% with 7 lines in your changes missing coverage. Please review.

Project coverage is 63.89%. Comparing base (70febbd) to head (3451cec).
Report is 1 commits behind head on 2.x.

Files with missing lines	Patch %	Lines
...earch/security/auditlog/impl/AbstractAuditLog.java	53.33%	3 Missing and 4 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##              2.x    #4918      +/-   ##
==========================================
+ Coverage   63.87%   63.89%   +0.02%     
==========================================
  Files         330      330              
  Lines       23142    23144       +2     
  Branches     3750     3751       +1     
==========================================
+ Hits        14783    14789       +6     
- Misses       6523     6524       +1     
+ Partials     1836     1831       -5     

Files with missing lines	Coverage Δ
...earch/security/auditlog/impl/AbstractAuditLog.java	76.73% <53.33%> (+0.10%)	⬆️

... and 5 files with indirect coverage changes

---- 🚨 Try these New Features:

• Flaky Tests Detection - Detect and resolve failed and flaky tests
• JS Bundle Analysis - Avoid shipping oversized bundles