Render current day formats in the client timezone (#21878)

* Fix remaining plain %time to %time.formatted

* Add %time.relative-formatted to client format dates on the current day

* Add missing comma dangle to formats

* Use client side message format instead of the server

* Add fallback message to relatve_format.today

* Remove unused translation key and fix js lint issue

Co-authored-by: Effy Elden <effy@effy.space>