[Backport 2.x] Removing String format in RemoteStoreMigrationAllocationDecider

[RS146BIJAY]

Backport e82b432 from #14612.

[github-actions]

❌ Gradle check result for 35c5c60: FAILURE

Please examine the workflow log, locate, and copy-paste the failure(s) below, then iterate to green. Is the failure a flaky test unrelated to your change?

[dblock]

Any reason this is not ready for review @RS146BIJAY?

[github-actions]

❌ Gradle check result for 35c5c60: null

Please examine the workflow log, locate, and copy-paste the failure(s) below, then iterate to green. Is the failure a flaky test unrelated to your change?

[github-actions]

❌ Gradle check result for 35c5c60: FAILURE

Please examine the workflow log, locate, and copy-paste the failure(s) below, then iterate to green. Is the failure a flaky test unrelated to your change?

[github-actions]

❕ Gradle check result for 35c5c60: UNSTABLE

Please review all flaky tests that succeeded after retry and create an issue if one does not already exist to track the flaky failure.

[codecov]

Codecov Report

Attention: Patch coverage is 93.75000% with 1 line in your changes missing coverage. Please review.

Project coverage is 71.58%. Comparing base (7755055) to head (35c5c60).
Report is 8 commits behind head on 2.x.

Files	Patch %	Lines
...decider/RemoteStoreMigrationAllocationDecider.java	93.75%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff            @@
##                2.x   #14874   +/-   ##
=========================================
  Coverage     71.58%   71.58%           
+ Complexity    62544    62494   -50     
=========================================
  Files          5108     5108           
  Lines        293645   293653    +8     
  Branches      42781    42781           
=========================================
+ Hits         210205   210215   +10     
- Misses        65741    65780   +39     
+ Partials      17699    17658   -41     

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[RS146BIJAY]

Any reason this is not ready for review @RS146BIJAY?

I was waiting for the build to pass. Published the PR.