Use MegaLinter to lint files

[johannaengland]

Will need to change the config VALIDATE_ALL_CODEBASE, but it needs to be true for now to show that is passes.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 84.29%. Comparing base (4f8776e) to head (f05034a). Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #868   +/-   ##
=======================================
  Coverage   84.29%   84.29%           
=======================================
  Files          86       86           
  Lines        3973     3973           
=======================================
  Hits         3349     3349           
  Misses        624      624           

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[sonarqubecloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[johannaengland]

Replaced by ruff in #914 and #905