Add extra checks for test_vm_schedule to avoid intermittent failures (#8036)

This PR adds additional checks in test_vm_schedule to avoid intermittent failures

Author: vishesh92

test/integration/smoke/test_vm_schedule.py

@@ -596,6 +596,10 @@ def test_05_vmschedule_test_e2e(self):
             time.sleep(30)
             current_state = self.virtual_machine.update(self.apiclient).state
             if previous_state != current_state:
+                # Add these checks because VMs can take some time to start or stop
+                if (previous_state == 'Starting' and current_state in ('Starting', 'Running')) or (
+                        previous_state == 'Stopping' and current_state in ('Stopping', 'Stopped')):
+                    continue
                 self.debug(
                     "VM changed state from %s to %s" % (previous_state, current_state)
                 )