[Dovecot] Remove fixed uid and gid

data/Dockerfiles/dovecot/docker-entrypoint.sh

@@ -89,8 +89,7 @@ EOF
 cat <<EOF > /usr/local/etc/dovecot/sql/dovecot-dict-sql-userdb.conf
 driver = mysql
 connect = "host=/var/run/mysqld/mysqld.sock dbname=${DBNAME} user=${DBUSER} password=${DBPASS}"
-default_fields = uid=vmail gid=vmail
-user_query = SELECT CONCAT('maildir:/var/vmail/',maildir) AS mail, concat('*:bytes=', quota) AS quota_rule FROM mailbox WHERE username = '%u' 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'
 iterate_query = SELECT username FROM mailbox WHERE active='1';
 EOF
 

docker-compose.yml

@@ -160,7 +160,7 @@ services:
             - sogo
 
     dovecot-mailcow:
-      image: mailcow/dovecot:1.36
+      image: mailcow/dovecot:1.37
       build: ./data/Dockerfiles/dovecot
       cap_add:
         - NET_BIND_SERVICE