Backport/backport 1274 to 2.x

[zane-neo]

Description

Backport #1274 to 2.x

Issues Resolved

[List any issues this PR will resolve]

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.
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[codecov]

Codecov Report

Merging #1397 (7b94c94) into 2.x (8de0431) will decrease coverage by 0.03%.
Report is 1 commits behind head on 2.x.
The diff coverage is 62.71%.

@@             Coverage Diff              @@
##                2.x    #1397      +/-   ##
============================================
- Coverage     78.30%   78.28%   -0.03%     
- Complexity     2271     2272       +1     
============================================
  Files           190      190              
  Lines          9284     9283       -1     
  Branches        910      909       -1     
============================================
- Hits           7270     7267       -3     
- Misses         1604     1608       +4     
+ Partials        410      408       -2     

Flag	Coverage Δ
ml-commons	78.28% <62.71%> (-0.03%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
...ain/java/org/opensearch/ml/engine/ModelHelper.java	89.92% <ø> (-0.08%)	⬇️
...va/org/opensearch/ml/engine/utils/ScriptUtils.java	90.00% <100.00%> (+13.52%)	⬆️
...ine/algorithms/remote/RemoteConnectorExecutor.java	88.46% <66.66%> (+1.79%)	⬆️
...ch/ml/engine/algorithms/remote/ConnectorUtils.java	65.88% <61.11%> (-5.74%)	⬇️

... and 1 file with indirect coverage changes