Change public Kowl port

docker-compose.yml

@@ -82,7 +82,7 @@ services:
     volumes:
     - ./config.yaml:/etc/kowl/config.yaml
     ports:
-    - "8081:8080"
+    - "8080:8080"
     entrypoint: ./kowl --config.filepath=/etc/kowl/config.yaml
     depends_on:
       - kafka1