Cherry-pick #54 to 1.0

[jmazanec15]

Signed-off-by: John Mazanec jmazane@amazon.com

Description

Cherry picks #54 to 1.0 branch

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 as 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 #55 (c12f33c) into 1.0 (eb239ac) will decrease coverage by 0.32%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##                1.0      #55      +/-   ##
============================================
- Coverage     82.81%   82.48%   -0.33%     
+ Complexity      476      475       -1     
============================================
  Files            69       69              
  Lines          1821     1821              
  Branches        178      178              
============================================
- Hits           1508     1502       -6     
- Misses          252      257       +5     
- Partials         61       62       +1     

Impacted Files	Coverage Δ
.../java/org/opensearch/knn/index/v2011/KNNIndex.java	76.74% <0.00%> (-11.63%)	⬇️
.../java/org/opensearch/knn/index/util/KNNEngine.java	89.47% <0.00%> (-5.27%)	⬇️

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[vamshin]

LGTM! Thanks