-r requirements.txt
django-test-without-migrations==0.6
ipdb==0.10.3
mixer==5.6.6

-r requirements.txt
django-test-without-migrations==0.6
ipdb==0.10.3
mixer==6.0.1

Update mixer from 5.6.6 to 6.0.1
Update mixer from 5.6.6 to 6.0.1