Increment version to 1.3.9-SNAPSHOT

[alchemist51]

Description

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Issues Resolved

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[alchemist51]

Could not find org.opensearch:common-utils:1.3.9.0-SNAPSHOT

Seems like other projects are also failing due to the same issue.

Other PRs:
opensearch-project/cross-cluster-replication#701

[codecov-commenter]

Codecov Report

❗ No coverage uploaded for pull request base (1.3@d828398). Click here to learn what that means.
The diff coverage is n/a.

❗ Current head e6880e8 differs from pull request most recent head e8c56cd. Consider uploading reports for the commit e8c56cd to get more accurate results

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@@          Coverage Diff           @@
##             1.3     #249   +/-   ##
======================================
  Coverage       ?   83.77%           
  Complexity     ?      556           
======================================
  Files          ?       61           
  Lines          ?     2058           
  Branches       ?      146           
======================================
  Hits           ?     1724           
  Misses         ?      229           
  Partials       ?      105           

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