Make deselect_top_left_corner_items() more accurate.
Make deselect_top_left_corner_items() more accurate.

This function was actually de-selecting stream sidebar items
before.  Now we just explicitly de-select top-left items in it,
and we do stream-sidebar stuff in update_stream_sidebar_for_narrow().

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