[ISSUE #10165] Fix checkAndReviseMetrics overwriting RocksDB metrics after timer engine switch

[3424672656]

Which Issue(s) This PR Fixes

• Fixes [Bug]Fix checkAndReviseMetrics overwriting RocksDB metrics after timer engine switch #10165

Brief Description

How Did You Test This Change?

[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 48.92%. Comparing base (e100743) to head (a6b076f).

Files with missing lines	Patch %	Lines
...apache/rocketmq/store/timer/TimerMessageStore.java	0.00%	2 Missing ⚠️

Additional details and impacted files

@@              Coverage Diff              @@
##             develop   #10166      +/-   ##
=============================================
- Coverage      48.93%   48.92%   -0.01%     
+ Complexity     13384    13376       -8     
=============================================
  Files           1373     1373              
  Lines          99924    99926       +2     
  Branches       12908    12909       +1     
=============================================
- Hits           48898    48890       -8     
+ Misses         45098    45078      -20     
- Partials        5928     5958      +30     

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