Update django-post-request-task to 0.4.0 (#11698)
Update django-post-request-task to 0.4.0 (#11698)

Update django-post-request-task to 0.4.0
bqbn/addons-server,bqbn/addons-server,psiinon/addons-server,mozilla/addons-server,psiinon/addons-server,wagnerand/addons-server,bqbn/addons-server,eviljeff/olympia,wagnerand/addons-server,psiinon/addons-server,wagnerand/addons-server,mozilla/addons-server,mozilla/addons-server,diox/olympia,mozilla/olympia,diox/olympia,eviljeff/olympia,psiinon/addons-server,mozilla/olympia,mozilla/addons-server,wagnerand/addons-server,bqbn/addons-server,eviljeff/olympia,mozilla/olympia,diox/olympia,eviljeff/olympia,diox/olympia,mozilla/olympia