Enable scrolling on user presences on mobile.
Enable scrolling on user presences on mobile.

The overflow was set to "hidden". I'm unsure of how this was even
working on desktop, but the #user-presences div certainly would
not scroll on mobile. This enables mobile scrolling.

Galexrt/zulip,hackerkid/zulip,jackrzhang/zulip,mahim97/zulip,dhcrzf/zulip,timabbott/zulip,mahim97/zulip,synicalsyntax/zulip,showell/zulip,rishig/zulip,zulip/zulip,punchagan/zulip,dhcrzf/zulip,brockwhittaker/zulip,shubhamdhama/zulip,punchagan/zulip,verma-varsha/zulip,brockwhittaker/zulip,shubhamdhama/zulip,andersk/zulip,showell/zulip,showell/zulip,timabbott/zulip,mahim97/zulip,showell/zulip,hackerkid/zulip,brainwane/zulip,jackrzhang/zulip,kou/zulip,rishig/zulip,dhcrzf/zulip,zulip/zulip,brainwane/zulip,rishig/zulip,zulip/zulip,kou/zulip,verma-varsha/zulip,Galexrt/zulip,dhcrzf/zulip,vaidap/zulip,hackerkid/zulip,eeshangarg/zulip,andersk/zulip,rht/zulip,jackrzhang/zulip,vaidap/zulip,hackerkid/zulip,Galexrt/zulip,hackerkid/zulip,brainwane/zulip,mahim97/zulip,shubhamdhama/zulip,jackrzhang/zulip,andersk/zulip,synicalsyntax/zulip,zulip/zulip,shubhamdhama/zulip,hackerkid/zulip,timabbott/zulip,synicalsyntax/zulip,rht/zulip,verma-varsha/zulip,rht/zulip,tommyip/zulip,punchagan/zulip,andersk/zulip,brainwane/zulip,hackerkid/zulip,rishig/zulip,eeshangarg/zulip,amanharitsh123/zulip,Galexrt/zulip,andersk/zulip,timabbott/zulip,timabbott/zulip,rishig/zulip,rht/zulip,brainwane/zulip,kou/zulip,brockwhittaker/zulip,amanharitsh123/zulip,zulip/zulip,eeshangarg/zulip,rht/zulip,Galexrt/zulip,timabbott/zulip,showell/zulip,shubhamdhama/zulip,shubhamdhama/zulip,verma-varsha/zulip,zulip/zulip,Galexrt/zulip,kou/zulip,shubhamdhama/zulip,andersk/zulip,brockwhittaker/zulip,punchagan/zulip,brainwane/zulip,tommyip/zulip,zulip/zulip,amanharitsh123/zulip,rishig/zulip,amanharitsh123/zulip,mahim97/zulip,vaidap/zulip,timabbott/zulip,jackrzhang/zulip,kou/zulip,kou/zulip,jackrzhang/zulip,punchagan/zulip,tommyip/zulip,tommyip/zulip,dhcrzf/zulip,vaidap/zulip,eeshangarg/zulip,rht/zulip,brainwane/zulip,eeshangarg/zulip,jackrzhang/zulip,punchagan/zulip,vaidap/zulip,synicalsyntax/zulip,punchagan/zulip,amanharitsh123/zulip,tommyip/zulip,brockwhittaker/zulip,synicalsyntax/zulip,dhcrzf/zulip,synicalsyntax/zulip,showell/zulip,showell/zulip,mahim97/zulip,tommyip/zulip,eeshangarg/zulip,verma-varsha/zulip,verma-varsha/zulip,rht/zulip,tommyip/zulip,Galexrt/zulip,dhcrzf/zulip,brockwhittaker/zulip,amanharitsh123/zulip,synicalsyntax/zulip,andersk/zulip,vaidap/zulip,eeshangarg/zulip,kou/zulip,rishig/zulip