[Bug-13666] remove WORKER_GROUP in values.yaml

[Radeity]

Purpose of the pull request

#13666 (comment)

Brief change log

Remove WORKER_GROUP in values.yaml

Verify this pull request

This pull request is code cleanup without any test coverage.

(or)

This pull request is already covered by existing tests, such as (please describe tests).

(or)

This change added tests and can be verified as follows:

(or)

If your pull request contain incompatible change, you should also add it to docs/docs/en/guide/upgrede/incompatible.md

[codecov-commenter]

Codecov Report

Merging #13718 (a762422) into dev (0db9164) will decrease coverage by 0.13%.
The diff coverage is 26.23%.

❗ Current head a762422 differs from pull request most recent head 6c2ac31. Consider uploading reports for the commit 6c2ac31 to get more accurate results

@@             Coverage Diff              @@
##                dev   #13718      +/-   ##
============================================
- Coverage     39.21%   39.08%   -0.13%     
- Complexity     4410     4418       +8     
============================================
  Files          1113     1130      +17     
  Lines         41954    42052      +98     
  Branches       4778     4774       -4     
============================================
- Hits          16451    16436      -15     
- Misses        23672    23802     +130     
+ Partials       1831     1814      -17     

Impacted Files	Coverage Δ
...inscheduler/api/controller/ExecutorController.java	17.94% <ø> (-1.04%)	⬇️
...cheduler/api/executor/ExecuteRuntimeException.java	0.00% <0.00%> (ø)
...ilure/recovery/FailureRecoveryExecuteFunction.java	0.00% <0.00%> (ø)
...low/instance/pause/pause/PauseExecuteFunction.java	0.00% <0.00%> (ø)
...instance/pause/recover/RecoverExecuteFunction.java	0.00% <0.00%> (ø)
...w/instance/rerun/RepeatRunningExecuteFunction.java	0.00% <0.00%> (ø)
...or/workflow/instance/stop/StopExecuteFunction.java	0.00% <0.00%> (ø)
...che/dolphinscheduler/api/python/PythonGateway.java	17.24% <0.00%> (-0.23%)	⬇️
...r/api/service/impl/ProcessInstanceServiceImpl.java	59.92% <0.00%> (-0.48%)	⬇️
...scheduler/api/service/impl/ProjectServiceImpl.java	62.35% <0.00%> (-0.56%)	⬇️
... and 84 more

... and 3 files with indirect coverage changes

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[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
No Duplication information

[SbloodyS]

+1