Merge pull request 'chore(deps): update mysql docker tag to v9' (#6) from renovate/mysql-9.x into main

Reviewed-on: #6

docker/docker-compose.yml

@@ -12,7 +12,7 @@ services:
       - ../:/var/www
       - ./apache/sites/symfony-skeleton.conf:/etc/apache2/sites-available/000-default.conf
   database:
-    image: mysql:8.0
+    image: mysql:9.4
     container_name: ${PROJECT_NAME}-db
     restart: always
     environment: