Fix AssignmentCollection.{free_symbols,bound_symbols,defined_symbols} for non-Assignments

10 jobs for fix-free/defined-symbols-for-non-Assignments in 13 minutes and 12 seconds (queued for 2 seconds)
Name Stage Failure
pycodegen-integration Test
$ git submodule foreach git fetch origin
Entering 'lbmpy'
warning: redirecting to
Entering 'lbmpy_walberla'
warning: redirecting to
Entering 'pygrandchem'
fatal: unable to access 'https://gitlab-ci-token:[MASKED]': Failed to connect to port 443: Connection refused
Stopping at 'pygrandchem'; script returned non-zero status.
ERROR: Job failed: exit code 1