[wip]: scheduling mcs support gctuner

[bufferflies]

What problem does this PR solve?

Issue Number: Close #xxx

What is changed and how does it work?

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No code

Code changes

• Has the configuration change
• Has HTTP API interfaces changed (Don't forget to add the declarative for the new API)
• Has persistent data change

Side effects

• Possible performance regression
• Increased code complexity
• Breaking backward compatibility

Related changes

• PR to update pingcap/docs/pingcap/docs-cn:
• PR to update pingcap/tiup:
• Need to cherry-pick to the release branch

Release note

None.

[ti-chi-bot]

Skipping CI for Draft Pull Request.
If you want CI signal for your change, please convert it to an actual PR.
You can still manually trigger a test run with /test all

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by:
Once this PR has been reviewed and has the lgtm label, please assign lhy1024, niubell for approval. For more information see the Code Review Process.
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Details

Needs approval from an approver in each of these files:

• OWNERS
• pkg/mcs/scheduling/server/config/OWNERS
• pkg/schedule/config/OWNERS

Approvers can indicate their approval by writing /approve in a comment
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[codecov]

Codecov Report

❌ Patch coverage is 74.13793% with 15 lines in your changes missing coverage. Please review.
✅ Project coverage is 78.49%. Comparing base (35b9458) to head (4507cd7).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master   #10085   +/-   ##
=======================================
  Coverage   78.49%   78.49%           
=======================================
  Files         515      515           
  Lines       69236    69253   +17     
=======================================
+ Hits        54344    54362   +18     
  Misses      10948    10948           
+ Partials     3944     3943    -1     

Flag	Coverage Δ
unittests	78.49% <74.13%> (+<0.01%)	⬆️

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[ti-chi-bot]

[FORMAT CHECKER NOTIFICATION]

Notice: To remove the do-not-merge/needs-linked-issue label, please provide the linked issue number on one line in the PR body, for example: Issue Number: close #123 or Issue Number: ref #456, multiple issues should use full syntax for each issue and be separated by a comma, like: Issue Number: close #123, ref #456.

_{📖 For more info, you can check the "Linking issues" section in the CONTRIBUTING.md.}