[RHEL-CI] Source underlay with generate_parameter_library (backport #1338)

[mergify]

This is an automatic backport of pull request #1338 done by Mergify.

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (0eb60fb) 47.30% compared to head (acce02b) 47.30%.
Report is 3 commits behind head on iron.

❗ Current head acce02b differs from pull request most recent head bdae974. Consider uploading reports for the commit bdae974 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             iron    #1365   +/-   ##
=======================================
  Coverage   47.30%   47.30%           
=======================================
  Files          42       42           
  Lines        3568     3568           
  Branches     1945     1945           
=======================================
  Hits         1688     1688           
  Misses        485      485           
  Partials     1395     1395           

Flag	Coverage Δ
unittests	47.30% <ø> (ø)

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[christophfroehlich]

Obsolete with #1394