[Backport 2.6] Add github workflow for auto release

[opensearch-trigger-bot]

Backport 1a470d0 from #712

[codecov-commenter]

Codecov Report

Merging #715 (dcc1b55) into 2.6 (bc3890e) will increase coverage by 1.99%.
The diff coverage is n/a.

❗ Current head dcc1b55 differs from pull request most recent head cfedb3e. Consider uploading reports for the commit cfedb3e to get more accurate results

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@@             Coverage Diff              @@
##                2.6     #715      +/-   ##
============================================
+ Coverage     73.02%   75.01%   +1.99%     
- Complexity      990     1011      +21     
============================================
  Files           141      141              
  Lines          4619     4619              
  Branches        512      512              
============================================
+ Hits           3373     3465      +92     
+ Misses          926      835      -91     
+ Partials        320      319       -1     

Impacted Files	Coverage Δ
.../replication/action/index/ReplicateIndexRequest.kt	63.52% <0.00%> (+1.17%)	⬆️
...arch/replication/task/autofollow/AutoFollowTask.kt	73.85% <0.00%> (+1.96%)	⬆️
...org/opensearch/replication/util/SecurityContext.kt	73.52% <0.00%> (+2.94%)	⬆️
.../replication/repository/RemoteClusterRepository.kt	75.73% <0.00%> (+2.94%)	⬆️
...ation/task/shard/ShardReplicationChangesTracker.kt	63.63% <0.00%> (+3.03%)	⬆️
...rch/replication/task/index/IndexReplicationTask.kt	72.42% <0.00%> (+3.28%)	⬆️
...lication/action/status/TranportShardsInfoAction.kt	100.00% <0.00%> (+3.33%)	⬆️
...ation/action/pause/PauseIndexReplicationRequest.kt	74.07% <0.00%> (+3.70%)	⬆️
...ion/action/update/UpdateIndexReplicationRequest.kt	53.84% <0.00%> (+3.84%)	⬆️
.../autofollow/AutoFollowClusterManagerNodeRequest.kt	52.00% <0.00%> (+4.00%)	⬆️
... and 11 more

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[monusingh-1]

LGTM