update immich + vectorchord migration

apps/immich/values.yaml

@@ -6,8 +6,8 @@
 
 env:
   REDIS_HOSTNAME: '{{ printf "%s-redis-master" .Release.Name }}'
-  DB_HOSTNAME: "immich-postgres-rw"
-  DB_USERNAME: 
+  DB_HOSTNAME: "immich-postgresql-rw"
+  DB_USERNAME:
     valueFrom:
       secretKeyRef:
         name: postgres-password
@@ -56,7 +56,7 @@ machine-learning:
   persistence:
     cache:
       enabled: true
-      size: 10Gi
+      size: 200Gi
       # Optional: Set this to pvc to avoid downloading the ML models every start.
       type: emptyDir
       accessMode: ReadWriteMany