[Backport 2.11] Revert "SearchBackPressure Service Collector added (#483) (#558)"

[opensearch-trigger-bot]

Backport fbef6f9 from #568

[codecov]

Codecov Report

Merging #570 (4a447f9) into 2.11 (6893b1b) will decrease coverage by 0.44%.
The diff coverage is n/a.

❗ Current head 4a447f9 differs from pull request most recent head 5cd870b. Consider uploading reports for the commit 5cd870b to get more accurate results

@@             Coverage Diff              @@
##               2.11     #570      +/-   ##
============================================
- Coverage     69.02%   68.58%   -0.44%     
+ Complexity      370      365       -5     
============================================
  Files            45       44       -1     
  Lines          2696     2480     -216     
  Branches        172      172              
============================================
- Hits           1861     1701     -160     
+ Misses          731      676      -55     
+ Partials        104      103       -1     

Files	Coverage Δ
...performanceanalyzer/PerformanceAnalyzerPlugin.java	76.69% <ø> (-0.23%)	⬇️
...org/opensearch/performanceanalyzer/util/Utils.java	92.10% <ø> (-0.21%)	⬇️

... and 1 file with indirect coverage changes