DevAuthBackend: Improve the query for dev users.
DevAuthBackend: Improve the query for dev users.

This changes the query for DevAuthBackend so that the shakespearian
users are not omitted while limiting the number of extra users to be
rendered to something reasonable.

Fixes: #3578.

christi3k/zulip,amanharitsh123/zulip,punchagan/zulip,dawran6/zulip,jrowan/zulip,j831/zulip,samatdav/zulip,zulip/zulip,mahim97/zulip,synicalsyntax/zulip,tommyip/zulip,andersk/zulip,samatdav/zulip,samatdav/zulip,blaze225/zulip,j831/zulip,verma-varsha/zulip,synicalsyntax/zulip,ryanbackman/zulip,rishig/zulip,shubhamdhama/zulip,zulip/zulip,vaidap/zulip,blaze225/zulip,ryanbackman/zulip,zulip/zulip,synicalsyntax/zulip,sonali0901/zulip,jackrzhang/zulip,showell/zulip,aakash-cr7/zulip,zulip/zulip,jphilipsen05/zulip,punchagan/zulip,jphilipsen05/zulip,dhcrzf/zulip,mahim97/zulip,brockwhittaker/zulip,PhilSk/zulip,souravbadami/zulip,verma-varsha/zulip,jphilipsen05/zulip,sonali0901/zulip,hackerkid/zulip,jackrzhang/zulip,vaidap/zulip,amanharitsh123/zulip,showell/zulip,susansls/zulip,brockwhittaker/zulip,brainwane/zulip,jphilipsen05/zulip,vaidap/zulip,zulip/zulip,jrowan/zulip,blaze225/zulip,mahim97/zulip,j831/zulip,christi3k/zulip,christi3k/zulip,souravbadami/zulip,blaze225/zulip,vabs22/zulip,j831/zulip,rishig/zulip,punchagan/zulip,PhilSk/zulip,brainwane/zulip,souravbadami/zulip,andersk/zulip,JPJPJPOPOP/zulip,showell/zulip,dhcrzf/zulip,susansls/zulip,sonali0901/zulip,j831/zulip,synicalsyntax/zulip,aakash-cr7/zulip,synicalsyntax/zulip,SmartPeople/zulip,hackerkid/zulip,susansls/zulip,Galexrt/zulip,jphilipsen05/zulip,tommyip/zulip,jackrzhang/zulip,amanharitsh123/zulip,verma-varsha/zulip,sonali0901/zulip,eeshangarg/zulip,rht/zulip,vaidap/zulip,Galexrt/zulip,shubhamdhama/zulip,eeshangarg/zulip,dhcrzf/zulip,vabs22/zulip,SmartPeople/zulip,samatdav/zulip,aakash-cr7/zulip,punchagan/zulip,aakash-cr7/zulip,brainwane/zulip,souravbadami/zulip,susansls/zulip,SmartPeople/zulip,andersk/zulip,sonali0901/zulip,brockwhittaker/zulip,souravbadami/zulip,tommyip/zulip,mahim97/zulip,jainayush975/zulip,j831/zulip,dattatreya303/zulip,ryanbackman/zulip,vabs22/zulip,susansls/zulip,samatdav/zulip,jainayush975/zulip,blaze225/zulip,jainayush975/zulip,eeshangarg/zulip,vabs22/zulip,rht/zulip,shubhamdhama/zulip,dhcrzf/zulip,timabbott/zulip,rishig/zulip,PhilSk/zulip,dattatreya303/zulip,dattatreya303/zulip,showell/zulip,jackrzhang/zulip,punchagan/zulip,jainayush975/zulip,amanharitsh123/zulip,verma-varsha/zulip,dawran6/zulip,hackerkid/zulip,andersk/zulip,verma-varsha/zulip,rishig/zulip,amanharitsh123/zulip,JPJPJPOPOP/zulip,synicalsyntax/zulip,brainwane/zulip,rht/zulip,eeshangarg/zulip,SmartPeople/zulip,hackerkid/zulip,PhilSk/zulip,rishig/zulip,aakash-cr7/zulip,shubhamdhama/zulip,brockwhittaker/zulip,andersk/zulip,jphilipsen05/zulip,timabbott/zulip,dattatreya303/zulip,kou/zulip,souravbadami/zulip,kou/zulip,jrowan/zulip,eeshangarg/zulip,timabbott/zulip,rishig/zulip,Galexrt/zulip,brainwane/zulip,JPJPJPOPOP/zulip,dawran6/zulip,jackrzhang/zulip,kou/zulip,vaidap/zulip,JPJPJPOPOP/zulip,dhcrzf/zulip,christi3k/zulip,christi3k/zulip,jackrzhang/zulip,timabbott/zulip,andersk/zulip,punchagan/zulip,showell/zulip,JPJPJPOPOP/zulip,susansls/zulip,brockwhittaker/zulip,andersk/zulip,kou/zulip,showell/zulip,dattatreya303/zulip,vabs22/zulip,shubhamdhama/zulip,synicalsyntax/zulip,mahim97/zulip,timabbott/zulip,eeshangarg/zulip,hackerkid/zulip,rht/zulip,dhcrzf/zulip,Galexrt/zulip,dawran6/zulip,PhilSk/zulip,JPJPJPOPOP/zulip,tommyip/zulip,hackerkid/zulip,shubhamdhama/zulip,mahim97/zulip,jainayush975/zulip,amanharitsh123/zulip,dawran6/zulip,ryanbackman/zulip,showell/zulip,Galexrt/zulip,verma-varsha/zulip,jrowan/zulip,ryanbackman/zulip,tommyip/zulip,rht/zulip,brockwhittaker/zulip,PhilSk/zulip,vaidap/zulip,brainwane/zulip,punchagan/zulip,rht/zulip,zulip/zulip,jainayush975/zulip,eeshangarg/zulip,rishig/zulip,brainwane/zulip,hackerkid/zulip,dhcrzf/zulip,christi3k/zulip,rht/zulip,dattatreya303/zulip,vabs22/zulip,aakash-cr7/zulip,kou/zulip,timabbott/zulip,tommyip/zulip,jrowan/zulip,samatdav/zulip,kou/zulip,blaze225/zulip,ryanbackman/zulip,Galexrt/zulip,dawran6/zulip,sonali0901/zulip,tommyip/zulip,zulip/zulip,shubhamdhama/zulip,jrowan/zulip,SmartPeople/zulip,Galexrt/zulip,kou/zulip,SmartPeople/zulip,timabbott/zulip,jackrzhang/zulip