group pms: Fix unread count not on the same line of text.
group pms: Fix unread count not on the same line of text.

Fixes #10199.
The issue was observed on Chrome v68 while it was not reproduced
on Chrome v64.

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