enable azure to provision windows instances

lib/ansible/modules/cloud/azure/azure.py

@@ -376,7 +376,7 @@ def create_virtual_machine(module, azure):
             authorized_keys_path = u'/home/%s/.ssh/authorized_keys' % user
             ssh_config.public_keys.public_keys.append(PublicKey(path=authorized_keys_path, fingerprint=fingerprint))
             # Append ssh config to linux machine config
-            linux_config.ssh = ssh_config
+            vm_config.ssh = ssh_config
 
         # Create network configuration
         network_config = ConfigurationSetInputEndpoints()