lib-storage: Fixed creating selectable mailbox when it was already \Noselect
lib-storage: Fixed creating selectable mailbox when it was already \Noselect

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