css: Simplify hash/lock icon geometry in left sidebar.
css: Simplify hash/lock icon geometry in left sidebar.

Instead of lining these up with margin tweaks, we just
set the min-width on their common parent.

synicalsyntax/zulip,showell/zulip,zulip/zulip,tommyip/zulip,eeshangarg/zulip,eeshangarg/zulip,timabbott/zulip,shubhamdhama/zulip,brainwane/zulip,andersk/zulip,rishig/zulip,tommyip/zulip,showell/zulip,hackerkid/zulip,timabbott/zulip,timabbott/zulip,brainwane/zulip,andersk/zulip,rishig/zulip,eeshangarg/zulip,punchagan/zulip,rht/zulip,rht/zulip,rishig/zulip,shubhamdhama/zulip,shubhamdhama/zulip,showell/zulip,kou/zulip,showell/zulip,kou/zulip,timabbott/zulip,hackerkid/zulip,rht/zulip,shubhamdhama/zulip,tommyip/zulip,tommyip/zulip,andersk/zulip,brainwane/zulip,showell/zulip,andersk/zulip,shubhamdhama/zulip,punchagan/zulip,synicalsyntax/zulip,hackerkid/zulip,punchagan/zulip,brainwane/zulip,timabbott/zulip,punchagan/zulip,rishig/zulip,zulip/zulip,andersk/zulip,eeshangarg/zulip,showell/zulip,kou/zulip,punchagan/zulip,kou/zulip,hackerkid/zulip,shubhamdhama/zulip,synicalsyntax/zulip,tommyip/zulip,andersk/zulip,rishig/zulip,synicalsyntax/zulip,showell/zulip,synicalsyntax/zulip,shubhamdhama/zulip,rht/zulip,rht/zulip,tommyip/zulip,eeshangarg/zulip,andersk/zulip,eeshangarg/zulip,eeshangarg/zulip,rishig/zulip,rishig/zulip,zulip/zulip,tommyip/zulip,punchagan/zulip,brainwane/zulip,synicalsyntax/zulip,rht/zulip,synicalsyntax/zulip,zulip/zulip,zulip/zulip,hackerkid/zulip,rht/zulip,brainwane/zulip,hackerkid/zulip,hackerkid/zulip,brainwane/zulip,zulip/zulip,kou/zulip,kou/zulip,timabbott/zulip,kou/zulip,zulip/zulip,timabbott/zulip,punchagan/zulip