Doc: Update logical replication message formats.
Commits
9de77b5453 and
ac4645c015 missed to update the logical replication
message formats section in the docs.
Author: Brar Piening
Reviewed-by: Amit Kapila
Discussion: https://www.postgresql.org/message-id/
cc70956c-e578-e54f-49e6-
b5d68c89576f@gmx.de