When searching inside MIME part headers, we were using wrong charset for the search key. It was already in UTF-8.
When searching inside MIME part headers, we were using wrong charset for the
search key. It was already in UTF-8.

LTD-Beget/dovecot,Distrotech/dovecot,LTD-Beget/dovecot,Distrotech/dovecot,Distrotech/dovecot,Distrotech/dovecot,LTD-Beget/dovecot,Distrotech/dovecot,damoxc/dovecot,damoxc/dovecot,damoxc/dovecot,damoxc/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,damoxc/dovecot