Add WorkerResourceMixin, enabling customers to set CPU quotas and max memory via the Python API

[sofyc]

Brief Summary of The Change

Pull Request checklist

I confirm that the following checklist has been completed.

• [ ] Add/Change test cases for the changes.
• [ ] Add/Change the related documentation, should also change docs/source/config.rst when you change file default_config.yaml.
• [ ] (Optional) Add your change to UPDATING.md when it is an incompatible change.

[zhongjiajie]

I have approval the ci run

[zhongjiajie]

approval ci run

[codecov-commenter]

Codecov Report

Merging #110 (d1ffaf8) into main (b16ef50) will increase coverage by 0.08%. The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #110      +/-   ##
==========================================
+ Coverage   90.75%   90.84%   +0.08%     
==========================================
  Files          63       64       +1     
  Lines        2315     2337      +22     
==========================================
+ Hits         2101     2123      +22     
  Misses        214      214              

Flag	Coverage Δ
unittests	90.84% <100.00%> (+0.08%)	:arrow_up:

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

Files	Coverage Δ
src/pydolphinscheduler/core/mixin.py	100.00% <100.00%> (ø)
src/pydolphinscheduler/core/parameter.py	98.43% <ø> (ø)
src/pydolphinscheduler/core/task.py	93.84% <100.00%> (ø)
src/pydolphinscheduler/models/base.py	96.29% <100.00%> (ø)
src/pydolphinscheduler/tasks/datax.py	100.00% <100.00%> (ø)
src/pydolphinscheduler/tasks/python.py	100.00% <100.00%> (ø)
src/pydolphinscheduler/tasks/pytorch.py	100.00% <100.00%> (ø)
src/pydolphinscheduler/tasks/shell.py	100.00% <100.00%> (ø)

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[zhongjiajie]

Congrats, a good feature addition.