Fix docker-compose file

docker-compose.yml

@@ -17,8 +17,6 @@ services:
     #  - AWS_SECRET_ACCESS_KEY=XXXX
     #  - WALE_S3_PREFIX=s3://BUCKET_NAME/PATH
     #  - AWS_REGION=us-east-1
-    #  in case your config is not in default location
-    #  - MM_CONFIG=/mattermost/config/config.jso
 
   app:
     build:
@@ -36,6 +34,8 @@ services:
       - MM_USERNAME=mmuser
       - MM_PASSWORD=mmuser_password
       - MM_DBNAME=mattermost
+      # in case your config is not in default location
+      #- MM_CONFIG=/mattermost/config/config.json
     links:
       - db:db