Let DRF actually handle an auth failure without erroring (#3985)
Let DRF actually handle an auth failure without erroring (#3985)

Fixes SENTRY-HP
Fixes GH-3722
gencer/sentry,beeftornado/sentry,mvaled/sentry,BuildingLink/sentry,looker/sentry,alexm92/sentry,looker/sentry,BuildingLink/sentry,JackDanger/sentry,JamesMura/sentry,jean/sentry,jean/sentry,mvaled/sentry,zenefits/sentry,mvaled/sentry,JackDanger/sentry,fotinakis/sentry,ifduyue/sentry,fotinakis/sentry,zenefits/sentry,mvaled/sentry,alexm92/sentry,mvaled/sentry,zenefits/sentry,BuildingLink/sentry,looker/sentry,looker/sentry,JamesMura/sentry,beeftornado/sentry,looker/sentry,ifduyue/sentry,JamesMura/sentry,ifduyue/sentry,JamesMura/sentry,zenefits/sentry,ifduyue/sentry,jean/sentry,mvaled/sentry,alexm92/sentry,fotinakis/sentry,jean/sentry,ifduyue/sentry,jean/sentry,JamesMura/sentry,zenefits/sentry,fotinakis/sentry,BuildingLink/sentry,gencer/sentry,JackDanger/sentry,gencer/sentry,BuildingLink/sentry,gencer/sentry,beeftornado/sentry,gencer/sentry