rabbit: configurable replicas (#964)

* rabbit: configurable replicas

* clean up

Author: YuryHrytsuk

services/simcore/docker-compose.deploy.local.yml

@@ -63,9 +63,6 @@ services:
   migration:
     deploy:
       replicas: 1
-  rabbit:
-    deploy:
-      replicas: 1
   traefik:
     command:
       - "--api=true"

services/simcore/docker-compose.yml

@@ -584,6 +584,7 @@ services:
     volumes:
       - rabbit_data:/var/lib/rabbitmq
     deploy:
+      replicas: ${RABBIT_SELF_HOSTED_REPLICAS}
       labels:
         - traefik.enable=true
         - traefik.docker.network=${PUBLIC_NETWORK}