*: replace mathutil.Max/Min with built-in max/min

[hawkingrei]

What problem does this PR solve?

Issue Number: ref #45933

Problem Summary:

What is changed and how it works?

Check List

Tests

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

  • I checked and no code files have been changed.

Side effects

• Performance regression: Consumes more CPU
• Performance regression: Consumes more Memory
• Breaking backward compatibility

Documentation

• Affects user behaviors
• Contains syntax changes
• Contains variable changes
• Contains experimental features
• Changes MySQL compatibility

Release note

Please refer to Release Notes Language Style Guide to write a quality release note.

None

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: 3pointer, lance6716

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2023-10-17 05:39:43.397930769 +0000 UTC m=+1721980.985040907: ☑️ agreed by lance6716.
• 2023-10-17 05:40:47.972396999 +0000 UTC m=+1722045.559507146: ☑️ agreed by 3pointer.

[codecov]

Codecov Report

Merging #47700 (5df80b9) into master (4765838) will increase coverage by 0.9059%.
Report is 6 commits behind head on master.
The diff coverage is 82.0754%.

Additional details and impacted files

@@               Coverage Diff                @@
##             master     #47700        +/-   ##
================================================
+ Coverage   71.8952%   72.8011%   +0.9059%     
================================================
  Files          1396       1421        +25     
  Lines        405013     411459      +6446     
================================================
+ Hits         291185     299547      +8362     
+ Misses        94207      93070      -1137     
+ Partials      19621      18842       -779     

Flag	Coverage Δ
integration	41.3441% <34.6938%> (?)
unit	71.8999% <86.1386%> (+0.0046%)	⬆️

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

Components	Coverage Δ
dumpling	53.9913% <ø> (ø)
parser	∅ <ø> (∅)
br	48.6879% <60.0000%> (-4.2461%)	⬇️