If master login username is the same as the normal username, we don't want to treat it as master user. Fixes authentication with some clients.
If master login username is the same as the normal username, we don't want
to treat it as master user. Fixes authentication with some clients.

Distrotech/dovecot,Distrotech/dovecot,Distrotech/dovecot,Distrotech/dovecot,damoxc/dovecot,damoxc/dovecot,damoxc/dovecot,Distrotech/dovecot,damoxc/dovecot,damoxc/dovecot