Revert "[Fix] Prevent silent subscription data loss on WAL replay gaps (#18741)"

[Caideyipi]

This reverts commit 0c9fb83.

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This PR has:

• been self-reviewed.
  • concurrent read
  • concurrent write
  • concurrent read and write
• added documentation for new or modified features or behaviors.
• added Javadocs for most classes and all non-trivial methods.
• added or updated version, license, or notice information
• added comments explaining the "why" and the intent of the code wherever would not be obvious
  for an unfamiliar reader.
• added unit tests or modified existing tests to cover new code paths, ensuring the threshold
  for code coverage.
• added integration tests.
• been tested in a test IoTDB cluster.

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Key changed/added classes (or packages if there are too many classes) in this PR

[sonarqubecloud]

Quality Gate failed

Failed conditions
C Reliability Rating on New Code (required ≥ A)

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[codecov]

Codecov Report

❌ Patch coverage is 0% with 16 lines in your changes missing coverage. Please review.
✅ Project coverage is 45.55%. Comparing base (0c9fb83) to head (e49d9ad).
⚠️ Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
...on/broker/consensus/ConsensusPrefetchingQueue.java	0.00%	16 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master   #18786      +/-   ##
============================================
+ Coverage     45.54%   45.55%   +0.01%     
  Complexity      712      712              
============================================
  Files          5483     5483              
  Lines        396324   396283      -41     
  Branches      51575    51565      -10     
============================================
+ Hits         180505   180527      +22     
+ Misses       215819   215756      -63     

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