[AUTO] Increment version to 2.15.1-SNAPSHOT

[opensearch-trigger-bot[bot]]

• Incremented version to 2.15.1-SNAPSHOT.

[dbwiddis]

[dbwiddis]

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Please upload report for BASE (2.15@fc7cfec). Learn more about missing BASE report.

Additional details and impacted files

@@           Coverage Diff           @@
##             2.15     #807   +/-   ##
=======================================
  Coverage        ?   85.15%           
  Complexity      ?      857           
=======================================
  Files           ?       68           
  Lines           ?     2695           
  Branches        ?      434           
=======================================
  Hits            ?     2295           
  Misses          ?      223           
  Partials        ?      177           

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[heemin32]

The build is failing due to a mismatch between the CI environment and the Node.js version. Since the code itself is fine, proceeding with the merge.