Remove clone holder and add Cleaner logic to clean up clones in FullFileCachedIndexInput

[rayshrey]

Description

Remove clone holder and add Cleaner logic to clean up clones in FullFileCachedIndexInput

Related Issues

Resolves #18659

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 b6f1d31: 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 be9167a: 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 419f60d:

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 88fbd2a: SUCCESS

[codecov]

Codecov Report

Attention: Patch coverage is 86.66667% with 2 lines in your changes missing coverage. Please review.

Project coverage is 72.76%. Comparing base (0874e58) to head (88fbd2a).
Report is 19 commits behind head on main.

Files with missing lines	Patch %	Lines
...ore/remote/filecache/FullFileCachedIndexInput.java	86.66%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main   #18662      +/-   ##
============================================
- Coverage     72.80%   72.76%   -0.04%     
+ Complexity    68437    68397      -40     
============================================
  Files          5563     5563              
  Lines        314174   314179       +5     
  Branches      45554    45555       +1     
============================================
- Hits         228726   228612     -114     
- Misses        66871    66975     +104     
- Partials      18577    18592      +15     

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