UPSTREAM: 124541: Return from EnsureHostInPool on all NIC errors

When looking up the NIC, if there's an error, this function should
return regardless of the error.

The previous code could proceed when an instance wasn't found, and the
`nic` would be a nil pointer.

Signed-off-by: Nolan Brubaker <nolan@nbrubaker.com>

staging/src/k8s.io/legacy-cloud-providers/azure/azure_standard.go

@@ -823,9 +823,7 @@ func (as *availabilitySet) EnsureHostInPool(service *v1.Service, nodeName types.
 		}
 
 		klog.Errorf("error: az.EnsureHostInPool(%s), az.VMSet.GetPrimaryInterface.Get(%s, %s), err=%v", nodeName, vmName, vmSetName, err)
-		if err != cloudprovider.InstanceNotFound {
-			return "", "", "", nil, err
-		}
+		return "", "", "", nil, err
 	}
 
 	if nic.ProvisioningState != nil && *nic.ProvisioningState == nicFailedState {