Description of problem:
A control policy with action "Mark as Non-Compliant" doesn't do anything.

Version-Release number of selected component (if applicable):
5.8.1.5.20170725160636_e433fc0 

How reproducible:
Always

Steps to Reproduce:
1. Create a control policy with some events, e.g. VM Reset
2. Assign action "Mark as Non-Compliant" to that event to the list of the actions "if all Conditions are True"
3. Assign the policy to a policy profile.
4. Assign the policy profile to some vm.
5. Reset the vm.
6. Refresh the details screen of the vm.

Actual results:
Compliance status is not changed.

Expected results:
Compliance status should be "Non-compliant".

Additional info:
policy.log shows that the vm was marked as non-compliant:
MIQ(action_compliance_failed): Now executing [Mark as Non-Compliant] of ManageIQ::Providers::Vmware::InfraManager::Vm