use 'managed' bind volume for MariaDB

srcs/docker-compose.yml

@@ -7,6 +7,12 @@ volumes:
       device: $DATA_PATH/wordpress
       o: bind
       type: none
+  mariadb:
+    driver: local
+    driver_opts:
+      device: $DATA_PATH/mariadb
+      o: bind
+      type: none
 
 services:
   mariadb:
@@ -15,9 +21,7 @@ services:
       context: ./requirements/mariadb
       dockerfile: Dockerfile
     volumes:
-      - type: bind
+      - mariadb:/var/lib/mysql
-        source: $DATA_PATH/mariadb
-        target: /var/lib/mysql
     networks:
       - inception
     env_file: .env