Fix flake8 plugins, mypy dependencies, and poe check command

[amirhessam88]

Description

• Added all needed flake8-plugins and fixed all required changes.
• Updated .flake8 based on the new plugins.
• Updated poe check command to be able to apply to any single .py files.
• Updated flake8 and mypy dependencies.

Resolves: #issue-number-here

Pull Request Checklist

• Added tests for added or changed code.
• Added documentation for changed code.

[codecov]

Codecov Report

Base: 93.73% // Head: 93.73% // No change to project coverage 👍

Coverage data is based on head (ebc4964) compared to base (eece688).
Patch coverage: 100.00% of modified lines in pull request are covered.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #170   +/-   ##
=======================================
  Coverage   93.73%   93.73%           
=======================================
  Files          22       22           
  Lines        1869     1869           
  Branches      204      202    -2     
=======================================
  Hits         1752     1752           
  Misses         63       63           
  Partials       54       54           

Flag	Coverage Δ
unittests	93.73% <100.00%> (ø)

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

Impacted Files	Coverage Δ
src/slickml/classification/_glmnet.py	97.61% <ø> (ø)
src/slickml/regression/_glmnet.py	97.48% <ø> (ø)
src/slickml/visualization/_glmnet.py	68.86% <ø> (ø)
src/slickml/visualization/_selection.py	76.66% <ø> (ø)
src/slickml/visualization/_xgboost.py	78.66% <ø> (ø)
src/slickml/base/_enum.py	93.75% <100.00%> (ø)

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