[AUTO] Increment version to 1.3.6-SNAPSHOT

[opensearch-trigger-bot]

• Incremented version to 1.3.6-SNAPSHOT.

[zelinh]

Hi, @opensearch-project/alerting-plugin Can we get a review on this PR? It's need for upcoming release. Thanks.
Also I don't think the whitesource fails on this PR. This should be just incrementing the version to 1.3.6.

[codecov-commenter]

Codecov Report

Merging #552 (db67f4e) into 1.3 (2494d5f) will decrease coverage by 0.01%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##                1.3     #552      +/-   ##
============================================
- Coverage     79.00%   78.98%   -0.02%     
  Complexity      268      268              
============================================
  Files           176      176              
  Lines          7287     7287              
  Branches       1017     1017              
============================================
- Hits           5757     5756       -1     
  Misses         1004     1004              
- Partials        526      527       +1     

Impacted Files	Coverage Δ
...lin/org/opensearch/alerting/alerts/AlertIndices.kt	66.44% <0.00%> (-1.32%)	⬇️
...ing/model/destination/DestinationContextFactory.kt	78.57% <0.00%> (+3.57%)	⬆️

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