fix hedgedoc

webserver/docker_hackmd/templates/docker-compose.yml

@@ -11,7 +11,7 @@ services:
       CMD_DOMAIN: "{{ domain }}"
       CMD_PROTOCOL_USESSL: "true"
       CMD_URL_ADDPORT: "false"
-      CMD_DB_URL: "mysql://hackmd:{{ mysql_user_pass }}@db:3306/hackmd"
+      CMD_DB_URL: "mariadb://hackmd:{{ mysql_user_pass }}@db:3306/hackmd"
       CMD_SESSION_SECRET: "{{ hackmd_session_secret }}"
       CMD_ALLOW_ANONYMOUS: "true"
       CMD_ALLOW_ANONYMOUS_EDITS: "true"
@@ -35,7 +35,6 @@ services:
       - default
       - web
 
-  # do not upgrade to 10.11.2
   db:
     image: mariadb:11.2.2
     restart: always