Fix an issue identifying a creation/deletion error

[matburt]

SUMMARY

OpenShiftManagedCluster creation bails out at the first self.fail which shows the body but doesn't show the actual exception. Deletion doesn't even raise an error and passes through silently

ISSUE TYPE

• Bugfix Pull Request

COMPONENT NAME

azure_rm_openshiftmanagedcluster

ADDITIONAL INFORMATION

Before this change the only error you would see:

msg: |-                                                                         
Error creating the OpenShiftManagedCluster instance: {...post data...}

With this change it gets more helpful

msg: |-                                                                         
Error creating the OpenShiftManagedCluster instance: {...post data...}
Azure Error: InvalidParameter
Message: The provided pull secret is invalid.
Target: properties.clusterProfile.pullSecret