PHRAS-4156 Redis image tag from env and others docker stacks fix (#4608)

* Redis image tag from env and lock redis version

* add aliase "db" on db-mysql8 service

* remove db depend for pma

* renaming mysql8 profil to db-mysql8

docker-compose.tools.yml

@@ -28,8 +28,6 @@ services:
     restart: on-failure
     ports:
       - ${PHRASEANET_PHPMYADMIN_PORT}:80
-    depends_on:
-      - db
     networks:
       - internal