Config for JEDI dev cluster.

- Transition to VMSS identity for flexvol
- Update some environment variables for cloudzero dev
- Overlay for applying migrations
- Updates to disable CDN, which will not be available
- Removes CronJob for resetting the database; don't need that in this
  cluster for now.

deploy/overlays/cloudzero-dev/namespace.yml

@@ -1,4 +1,4 @@
 apiVersion: v1
 kind: Namespace
 metadata:
-  name: staging
+  name: cloudzero-dev