tippy: Tranfer subs-sort tooltip to tippyjs.
tippy: Tranfer subs-sort tooltip to tippyjs.

As zulip is tranfering its tooltip to tippy the
tooltips for subs sort options are tranfered to
use tippy instead of title. Placement is bottom.
Refer https://github.com/zulip/zulip/pull/17434.

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