mcs: add more comments about scheduler redirect

[lhy1024]

What problem does this PR solve?

Issue Number: Ref #5839

What is changed and how does it work?

Check List

Tests

• No code

Release note

None.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 77.44%. Comparing base (c015f14) to head (b2d087e).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #8279      +/-   ##
==========================================
+ Coverage   77.36%   77.44%   +0.08%     
==========================================
  Files         471      471              
  Lines       61383    61383              
==========================================
+ Hits        47487    47539      +52     
+ Misses      10346    10292      -54     
- Partials     3550     3552       +2     

Flag	Coverage Δ
unittests	77.44% <ø> (+0.08%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

[rleungx]

/merge

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-06-12 10:27:03.97480618 +0000 UTC m=+546778.028118105: ☑️ agreed by rleungx.
• 2024-06-12 12:30:32.058626015 +0000 UTC m=+554186.111937939: ☑️ agreed by HuSharp.

[lhy1024]

/merge

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[HuSharp]

/LGTM

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[APPROVALNOTIFIER] This PR is APPROVED

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

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[lhy1024]

/merge

[ti-chi-bot]

@lhy1024: We have migrated to builtin LGTM and approve plugins for reviewing.

👉 Please use /approve when you want approve this pull request.

The changes announcement: Proposal: Strengthen configuration change approval.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the ti-community-infra/tichi repository.