[CI] Update path filter to run on yaml changes

[christophfroehlich]

As we use GPL, we need to run CI also for changes in yaml.
see #2742

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 89.60%. Comparing base (2cfe70e) to head (d183e4f).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2745      +/-   ##
==========================================
- Coverage   89.61%   89.60%   -0.01%     
==========================================
  Files         152      152              
  Lines       17637    17637              
  Branches     1448     1448              
==========================================
- Hits        15805    15804       -1     
  Misses       1250     1250              
- Partials      582      583       +1     

Flag	Coverage Δ
unittests	89.60% <ø> (-0.01%)	⬇️

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see 1 file with indirect coverage changes

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