Fix DBUSER in entrypoint

data/Dockerfiles/dovecot/docker-entrypoint.sh

@@ -16,7 +16,7 @@ DBPASS=$(echo ${DBPASS} | sed 's/"/\\"/g')
 
 # Create quota dict for Dovecot
 cat <<EOF > /usr/local/etc/dovecot/sql/dovecot-dict-sql.conf
-connect = "host=mysql dbname=${DBNAME} user=${DBNAME} password=${DBPASS}"
+connect = "host=mysql dbname=${DBNAME} user=${DBUSER} password=${DBPASS}"
 map {
   pattern = priv/quota/storage
   table = quota2
@@ -34,7 +34,7 @@ EOF
 # Create user and pass dict for Dovecot
 cat <<EOF > /usr/local/etc/dovecot/sql/dovecot-mysql.conf
 driver = mysql
-connect = "host=mysql dbname=${DBNAME} user=${DBNAME} password=${DBPASS}"
+connect = "host=mysql dbname=${DBNAME} user=${DBUSER} password=${DBPASS}"
 default_pass_scheme = SSHA256
 password_query = SELECT password FROM mailbox WHERE username = '%u' AND domain IN (SELECT domain FROM domain WHERE domain='%d' AND active='1')
 user_query = SELECT CONCAT('maildir:/var/vmail/',maildir) AS mail, 5000 AS uid, 5000 AS gid, concat('*:bytes=', quota) AS quota_rule FROM mailbox WHERE username = '%u' AND active = '1'