[Backport 2.17] Add cluster state checksum in manifest #15218

[himshikha]

Description

Backport of #15218

Related Issues

Resolves #[Issue number to be closed when this PR is merged]

Check List

• Functionality includes testing.
• API changes companion pull request created, if applicable.
• Public documentation issue/PR created, if applicable.

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[github-actions]

✅ Gradle check result for 0c5535b: SUCCESS

[codecov]

Codecov Report

Attention: Patch coverage is 74.46809% with 132 lines in your changes missing coverage. Please review.

Project coverage is 71.63%. Comparing base (6194bbd) to head (0c5535b).
Report is 3 commits behind head on 2.17.

Files with missing lines	Patch %	Lines
...arch/gateway/remote/RemoteClusterStateService.java	33.33%	54 Missing and 10 partials ⚠️
...main/java/org/opensearch/cluster/ClusterState.java	4.00%	24 Missing ⚠️
...pensearch/gateway/remote/ClusterStateChecksum.java	94.36%	6 Missing and 6 partials ⚠️
...h/index/translog/BufferedChecksumStreamOutput.java	72.09%	12 Missing ⚠️
...va/org/opensearch/cluster/node/DiscoveryNodes.java	58.33%	1 Missing and 9 partials ⚠️
...search/gateway/remote/ClusterMetadataManifest.java	85.18%	1 Missing and 3 partials ⚠️
...search/cluster/routing/IndexShardRoutingTable.java	82.35%	3 Missing ⚠️
.../java/org/opensearch/cluster/AbstractDiffable.java	0.00%	1 Missing ⚠️
...org/opensearch/cluster/metadata/IndexMetadata.java	94.73%	0 Missing and 1 partial ⚠️
...opensearch/cluster/metadata/TemplatesMetadata.java	66.66%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               2.17   #15658      +/-   ##
============================================
- Coverage     71.68%   71.63%   -0.05%     
- Complexity    64081    64130      +49     
============================================
  Files          5248     5249       +1     
  Lines        299521   300022     +501     
  Branches      43609    43653      +44     
============================================
+ Hits         214698   214930     +232     
- Misses        66881    67100     +219     
- Partials      17942    17992      +50     

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