tests: Fix upgrade script
tests: Fix upgrade script

Currently the upgrade tests create only one resource instead
of four.

This change fixes that.

Change-Id: I6c4ec1365228b1e092328ef1732f07b770e70c74

gnocchixyz/gnocchi,leandroreox/gnocchi,sileht/gnocchi,sileht/gnocchi,gnocchixyz/gnocchi,leandroreox/gnocchi