Update docker-compose.yml

docker-compose.yml

@@ -163,7 +163,7 @@ services:
             - sogo
 
     dovecot-mailcow:
-      image: mailcow/dovecot:1.53
+      image: mailcow/dovecot:1.54
       build: ./data/Dockerfiles/dovecot
       cap_add:
         - NET_BIND_SERVICE