Fixing issues in azure_rm_deployment_info.py (#180)

- Fixing getting the template_link when it does not exist.
- Feature: Return the correlation_id

Co-authored-by: Steve Kieu <steve.kieu@xvt.com.au>

plugins/modules/azure_rm_deployment_info.py

@@ -236,7 +236,8 @@ def format_response(self, item):
             'parameters': d.get('properties', {}).get('parameters'),
             'outputs': d.get('properties', {}).get('outputs'),
             'output_resources': output_resources_list,
-            'template_link': d.get('properties', {}).get('template_link').get('uri')
+            'template_link': d.get('properties', {}).get('template_link', {}).get('uri'),
+            'correlation_id': d.get('properties', {}).get('correlation_id')
         }
         return d