add completion count into shard level and task level SBP RCA

[kaushalmahi12]

Related PRs

• add shard level and co-ordinator level task completion count in SBP collector performance-analyzer#593
• add completionCount constants for co-ordinator and shard level tasks performance-analyzer-commons#53

github issue: opensearch-project/performance-analyzer#587

Changing logic to take completionCount into account at shard and task level to accurately calculate the SBP RCAs.

2023-11-10 06:44:40.893 [PA:Reader] [9449wUCJQp2jb7FYh7CmAw-task-0-] INFO  org.opensearch.performanceanalyzer.plugins.PublisherEventsLogger - Action: [SearchBackPressureAction] published by decision maker publisher. action summary : {"thresholdName":"heap_usage","searchbpDimension":"shard","direction":"decrease","stepSizeInPercentage":5.0,"coolOffPeriodInMillis":86400000,"canUpdate":true}

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Check List

• Backport Labels added.
• New functionality includes testing.
  • All tests pass
• New functionality has been documented.
  • New functionality has javadoc added
• Commits are signed per the DCO using --signoff

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[deshsidd]

There are some build errors related to syntax. Please fix and try to build locally

[codecov]

Codecov Report

Attention: 39 lines in your changes are missing coverage. Please review.

Comparison is base (30ca0b3) 74.39% compared to head (3169f74) 74.43%.
Report is 3 commits behind head on main.

Files	Patch %	Lines
...h/performanceanalyzer/LocalhostConnectionUtil.java	60.71%	11 Missing ⚠️
...s/searchbackpressure/SearchBackPressurePolicy.java	0.00%	7 Missing ⚠️
.../rca/searchbackpressure/SearchBackPressureRCA.java	75.86%	5 Missing and 2 partials ⚠️
...lyzer/rca/configs/SearchBackPressureRcaConfig.java	0.00%	6 Missing ⚠️
...ckpressure/model/SearchBackPressureShardIssue.java	0.00%	5 Missing ⚠️
...ackpressure/model/SearchBackPressureRCAMetric.java	75.00%	0 Missing and 2 partials ⚠️
...ecisionmaker/actions/SearchBackPressureAction.java	0.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main     #517      +/-   ##
============================================
+ Coverage     74.39%   74.43%   +0.03%     
- Complexity     2662     2666       +4     
============================================
  Files           317      317              
  Lines         16298    16378      +80     
  Branches       1277     1282       +5     
============================================
+ Hits          12125    12191      +66     
- Misses         3659     3671      +12     
- Partials        514      516       +2     

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