added max_allowed_packet=500M conf to mariadb

Docker/mysql/mysql.cnf

@@ -0,0 +1,2 @@
+[mysqld]
+max_allowed_packet=500M

docker-compose.yml

@@ -5,6 +5,7 @@ services:
     image: mariadb:latest
     volumes:
       - db-data:/var/lib/mysql
+      - ./Docker/mysql/mysql.cnf:/etc/mysql/conf.d/custom.cnf:ro
       - "${DB_IMPORTE_FILE_D8}:/docker-entrypoint-initdb.d/edlp_d8.sql"
       # - "${DB_IMPORTE_FILE_D6}:/docker-entrypoint-initdb.d/edlp_d6.sql"
     networks:
@@ -45,7 +46,7 @@ services:
     expose:
       - 9000
     volumes:
-      - php-root-data:/root 
+      - php-root-data:/root
       - "${PROJECT_ROOT}:/var/www/html"
       - "${LEGACY_ROOT}:/var/www/drupal6"
     networks: