client_parse_mail_flags() no longer does keyword verification, so there's no need to change client->keywords.
client_parse_mail_flags() no longer does keyword verification, so there's no
need to change client->keywords.

LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot