resource_mananger: deep clone resource group (#7623)

[ti-chi-bot]

This is an automated cherry-pick of #7623

What problem does this PR solve?

Issue Number: Close #7206

What is changed and how does it work?

resource_mananger: deep clone resource group

Check List

Tests

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

Release note

None.

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• HuSharp
• nolouch

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[codecov]

Codecov Report

Attention: 21 lines in your changes are missing coverage. Please review.

Comparison is base (71d81a5) 74.82% compared to head (705d510) 74.79%.
Report is 1 commits behind head on release-7.1.

Files	Patch %	Lines
pkg/schedule/schedulers/init.go	0.00%	5 Missing ⚠️
pkg/schedule/plugin_interface.go	0.00%	3 Missing ⚠️
pkg/mcs/resource_manager/server/resource_group.go	83.33%	1 Missing and 1 partial ⚠️
pkg/mcs/resource_manager/server/token_bukets.go	84.61%	1 Missing and 1 partial ⚠️
pkg/schedule/scheduler.go	0.00%	2 Missing ⚠️
pkg/schedule/schedulers/utils.go	0.00%	2 Missing ⚠️
pkg/schedule/schedulers/evict_leader.go	0.00%	1 Missing ⚠️
pkg/schedule/schedulers/grant_leader.go	0.00%	1 Missing ⚠️
pkg/utils/logutil/log.go	0.00%	1 Missing ⚠️
pkg/utils/tempurl/check_env_linux.go	0.00%	1 Missing ⚠️
... and 1 more

Additional details and impacted files

@@               Coverage Diff               @@
##           release-7.1    #7624      +/-   ##
===============================================
- Coverage        74.82%   74.79%   -0.03%     
===============================================
  Files              411      411              
  Lines            41632    41647      +15     
===============================================
- Hits             31151    31150       -1     
- Misses            7739     7752      +13     
- Partials          2742     2745       +3     

Flag	Coverage Δ
unittests	74.79% <56.25%> (-0.03%)	⬇️

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[nolouch]

/merge

[ti-chi-bot]

@nolouch: It seems you want to merge this PR, I will help you trigger all the tests:

/run-all-tests

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[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: 705d510