Merge branch 'fix/ci-release3.4' into 'releases/3.4'

[ci] Test against releases/3.4 dumux-lecture branch

See merge request !2821
5 jobs for releases/3.4 in 63 minutes and 21 seconds (queued for 6 seconds)
Child pipeline (parent)
Status Name Job ID Coverage
  Configure
passed configure #39654

00:00:55

 
  Select
passed select tests #39657

00:01:23

 
  Build
passed build dumux #39661

00:52:33

 
  Test
passed test dumux #39663

00:08:29

passed test dumux python #39664

00:01:18