Automation: Fix test_vpc_vms_deployment resource release

The account may be failed to be deleted in the test case, so we still need to
clean it up after.

test/integration/component/test_vpc_vms_deployment.py

@@ -1746,9 +1746,6 @@ class TestVMDeployVPC(cloudstackTestCase):
         #    expected
         # 2. All the resources associated with account should be deleted
 
-        # Remove account from cleanup list, we will delete it at end of test
-        self.cleanup = []
-
         self.debug("Creating a VPC offering..")
         vpc_off = VpcOffering.create(
                                      self.apiclient,
@@ -2427,6 +2424,9 @@ class TestVMDeployVPC(cloudstackTestCase):
                                                 self.account.name)
         wait_for_cleanup(self.apiclient, ["account.cleanup.interval"])
 
+        # Remove account from cleanup list, we've already deleted it
+        self.cleanup.remove(self.account)
+
         self.debug("Check if the VPC network is created successfully?")
         vpc_networks = VPC.list(
                                     self.apiclient,