better kustomization using remote git refs (instead of git submodules)

apps/immich/values.yaml

@@ -5,7 +5,7 @@
 # These entries are shared between all the Immich components
 
 env:
-  REDIS_HOSTNAME: '{{ printf "%s-redis-master" .Release.Name }}'
+  # REDIS_HOSTNAME: '{{ printf "%s-redis-master" .Release.Name }}'
   DB_HOSTNAME: "immich-postgres-rw"
   DB_USERNAME: 
     valueFrom:
@@ -42,7 +42,7 @@ postgresql:
   enabled: false
 
 redis:
-  enabled: true
+  enabled: false
   architecture: standalone
   auth:
     enabled: false