css: Remove invalid widgets CSS.
css: Remove invalid widgets CSS.

This green font block seems to apply to a TODO widget that is also a
poll, which doesn't exist.

zulip/zulip,zulip/zulip,zulip/zulip,kou/zulip,kou/zulip,hackerkid/zulip,zulip/zulip,eeshangarg/zulip,rht/zulip,rht/zulip,punchagan/zulip,eeshangarg/zulip,punchagan/zulip,zulip/zulip,kou/zulip,rht/zulip,punchagan/zulip,hackerkid/zulip,kou/zulip,andersk/zulip,eeshangarg/zulip,rht/zulip,andersk/zulip,hackerkid/zulip,hackerkid/zulip,andersk/zulip,rht/zulip,zulip/zulip,andersk/zulip,andersk/zulip,rht/zulip,hackerkid/zulip,eeshangarg/zulip,eeshangarg/zulip,kou/zulip,eeshangarg/zulip,hackerkid/zulip,punchagan/zulip,punchagan/zulip,kou/zulip,punchagan/zulip,eeshangarg/zulip,punchagan/zulip,rht/zulip,andersk/zulip,hackerkid/zulip,kou/zulip,andersk/zulip,zulip/zulip