[CI] Split lint workflow

[aobolensk]

• separate lint tasks into C++ and Python workflows
• update main workflow to call the new lint workflows

[github-actions]

Coverage report is available for download
here

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 94.78%. Comparing base (164869c) to head (77abc60).
Report is 2 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #535   +/-   ##
=======================================
  Coverage   94.78%   94.78%           
=======================================
  Files          11       11           
  Lines         364      364           
  Branches      124      124           
=======================================
  Hits          345      345           
  Misses          5        5           
  Partials       14       14           

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