Remove gender of matmatronche and change gender setting for users

2 jobs for gender_matmatronche in 6 minutes and 56 seconds (queued for 5 seconds)
latest
Status Job ID Name Coverage
  Test
passed #2930
black

00:02:08

failed #2929
test

00:06:56

 
Name Stage Failure
failed
test Test There is an unknown failure, please try again
processing file django.po in /builds/ae/Sith/locale/fr/LC_MESSAGES
Connecting signals!
$ coverage run ./manage.py test
Custom settings failed
Connecting signals!
Creating test database for alias 'default'...
CommandError: Conflicting migrations detected; multiple leaf nodes in the migration graph: (0033_auto_20191009_2224, 0033_auto_20191006_0049 in core).
To fix them run 'python manage.py makemigrations --merge'
ERROR: Job failed: exit code 1