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 22 minutes and 41 seconds (queued for 5 seconds)
Child pipeline (parent)
Status Name Job ID Coverage
  Configure
passed configure #39649

00:00:51

 
  Select
passed select tests #39653

00:02:59

 
  Build
passed build dumux #39658

00:16:45

 
  Test
passed test dumux #39660

00:02:05

passed test dumux python #39662

00:02:53