Summary:
This reverts commit fd6118bfa6.
Closes T16040
Reopens T15513
Test Plan:
Write text in a Conpherence room and press Enter to send the text.
Test again, as non-participant, on a public chat. Still works.
Reviewers: O1 Blessed Committers, valerio.bozzolan
Reviewed By: O1 Blessed Committers, valerio.bozzolan
Subscribers: tobiaswiese, valerio.bozzolan, Matthew, Cigaryno
Maniphest Tasks: T16040, T15513
Differential Revision: https://we.phorge.it/D25969
cadc00d744