resource_control: add new grafana panel for background task utilization

[glorv]

What problem does this PR solve?

Issue Number: ref #56019

Problem Summary:

What changed and how does it work?

New panel:

Alter adjust the order of background tasks panels:

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

[tiprow]

Hi @glorv. Thanks for your PR.

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 76.5853%. Comparing base (fd38012) to head (e77d9d5).
Report is 33 commits behind head on master.

Additional details and impacted files

@@               Coverage Diff                @@
##             master     #56285        +/-   ##
================================================
+ Coverage   73.4525%   76.5853%   +3.1327%     
================================================
  Files          1605       1607         +2     
  Lines        444823     455805     +10982     
================================================
+ Hits         326734     349080     +22346     
+ Misses        98037      86528     -11509     
- Partials      20052      20197       +145     

Flag	Coverage Δ
integration	50.7529% <ø> (?)
unit	73.8713% <ø> (+1.3278%)	⬆️

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

Components	Coverage Δ
dumpling	52.9478% <ø> (ø)
parser	∅ <ø> (∅)
br	52.9596% <ø> (+6.9420%)	⬆️

[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-09-25 06:34:34.848369909 +0000 UTC m=+1634144.588793846: ☑️ agreed by JmPotato.
• 2024-09-25 09:09:29.132012546 +0000 UTC m=+1643438.872436484: ☑️ agreed by nolouch.

[glorv]

/approve

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: glorv, JmPotato, nolouch

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[glorv]

/test check-dev2

[tiprow]

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/test check-dev2

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