Bump version to 1.3.1

[gaiksaya]

Signed-off-by: Sayali Gaikawad [email protected]

Is your feature request related to a problem? Please provide an existing Issue # , or describe.
Part of opensearch-project/opensearch-build#1805

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 #173 (0a320e8) into 1.3 (4e97584) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##                1.3     #173   +/-   ##
=========================================
  Coverage     72.29%   72.29%           
  Complexity      357      357           
=========================================
  Files            44       44           
  Lines          2516     2516           
  Branches        167      167           
=========================================
  Hits           1819     1819           
  Misses          591      591           
  Partials        106      106           

---

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 4e97584...0a320e8. Read the comment docs.