fix ocnfig from 11

defaults/main.yml

@@ -17,6 +17,7 @@ mariadb_backup_folder: "{{ cloud_storage }}/mariadb/backup"
 mariadb_backup_fileprefix: "{{ mariadb_backup_folder }}.mariadb.{{ mariadb_version_major }}.backup"
 mariadb_local_sock: "{{ mariadb_storage_folder }}/mariadb.sock"
 mariadb_config_location: "/etc/mysql"
+mariadb_config_file: "mariadb.cnf"
 
 mariadb_port: 3306
 mariadb_remote_login: false