mcs: fix rule manager initialize

[lhy1024]

What problem does this PR solve?

Issue Number: Close #8935

What is changed and how does it work?

Check List

Tests

• Unit test
  Before：
  
  After：
  

Release note

None.

[codecov]

Codecov Report

Attention: Patch coverage is 91.66667% with 1 line in your changes missing coverage. Please review.

Project coverage is 76.31%. Comparing base (7889b67) to head (3424185).
Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #8937      +/-   ##
==========================================
+ Coverage   76.30%   76.31%   +0.01%     
==========================================
  Files         462      462              
  Lines       70440    70447       +7     
==========================================
+ Hits        53746    53765      +19     
+ Misses      13350    13334      -16     
- Partials     3344     3348       +4     

Flag	Coverage Δ
unittests	76.31% <91.66%> (+0.01%)	⬆️

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[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: bufferflies, rleungx

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• OWNERS [bufferflies,rleungx]

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-12-19 09:28:08.227692479 +0000 UTC m=+1121878.316495023: ☑️ agreed by rleungx.
• 2024-12-20 03:20:49.981438978 +0000 UTC m=+1186240.070241520: ☑️ agreed by bufferflies.