[lib] implement hook to send text multimedia message from InputStateContainer
Summary:
ENG-8424.
One hook to send multimedia message for both thick and thin threads and for both web and native.
Depends on D13330
Test Plan: Tested in text diff
Reviewers: tomek, inka, bartek
Reviewed By: tomek, bartek
Subscribers: ashoat
Differential Revision: https://phab.comm.dev/D13331