Update dependency pytest-django to v4

2 jobs for renovate/pytest-django-4.x in 60 minutes and 21 seconds (queued for 3 seconds)
latest
Status Job ID Name Coverage
  Test
failed #12666
allowed to fail
lint

01:00:02

 
  Build
passed #12667
build_dist

00:00:19

 
Name Stage Failure
failed
lint Test The script exceeded the maximum execution time set for the job
    self._target(*self._args, **self._kwargs)
File "/usr/local/lib/python3.8/multiprocessing/pool.py", line 576, in _handle_results
task = get()
File "/usr/local/lib/python3.8/multiprocessing/connection.py", line 251, in recv
return _ForkingPickler.loads(buf.getbuffer())
File "/builds/infrablue/infrablue/.tox/globalenv/lib/python3.8/site-packages/isort/exceptions.py", line 151, in __init__
self._format_option(name, **option) for name, option in unsupported_settings.items()
AttributeError: 'str' object has no attribute 'items'
ERROR: Job failed: execution took longer than 1h0m0s seconds