Add workflow for gauntlet tests and fix spotbug errors

[sruti1312]

Is your feature request related to a problem? Please provide an existing Issue # , or describe.
#57
#65

Describe the solution you are proposing
Add workflow for gauntlet tests and fix spotbug errors

Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.

Additional context
Add any other context or screenshots about the feature request here.

Check List

• 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

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.
For more information on following Developer Certificate of Origin and signing off your commits, please check here.

[codecov-commenter]

Codecov Report

Merging #63 (96ea949) into main (b7134db) will increase coverage by 1.51%.
The diff coverage is 62.19%.

❗ Current head 96ea949 differs from pull request most recent head 7a09de0. Consider uploading reports for the commit 7a09de0 to get more accurate results

@@             Coverage Diff              @@
##               main      #63      +/-   ##
============================================
+ Coverage     70.64%   72.15%   +1.51%     
- Complexity     2835     2927      +92     
============================================
  Files           371      371              
  Lines         18624    18624              
  Branches       1415     1415              
============================================
+ Hits          13156    13438     +282     
+ Misses         4895     4609     -286     
- Partials        573      577       +4     

Impacted Files	Coverage Δ
...nalyzer/rca/configs/AdmissionControlRcaConfig.java	0.00% <0.00%> (ø)
...a/admissioncontrol/AdmissionControlClusterRca.java	100.00% <ø> (ø)
...ensearch/performanceanalyzer/util/range/Range.java	50.00% <0.00%> (ø)
...tore/rca/admissioncontrol/AdmissionControlRca.java	68.00% <56.00%> (ø)
.../decisionmaker/actions/AdmissionControlAction.java	81.81% <100.00%> (ø)
...ecisionmaker/deciders/AdmissionControlDecider.java	87.17% <100.00%> (ø)
...yzer/rca/framework/metrics/RcaVerticesMetrics.java	96.96% <100.00%> (ø)
...nceanalyzer/rca/store/OpenSearchAnalysisGraph.java	100.00% <100.00%> (ø)
.../util/range/RequestSizeHeapRangeConfiguration.java	88.23% <100.00%> (ø)
... and 26 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update b7134db...7a09de0. Read the comment docs.

[sruti1312]

Gauntlet tests are failing after the admission control changes are merged.
b7134db

Created an issue to track this: #65