Update deploy.py to include "CAPABILITY_AUTO_EXPAND"

Author: hgullapa

healthcheck/refarch_testtools/deploy.py

@@ -16,7 +16,7 @@ def deploy_stack(template_url, template_parameters, region, stack_base_name="ref
         StackName=stack_name,
         TemplateURL=template_url,
         Parameters=template_parameters,
-        Capabilities=["CAPABILITY_IAM"])
+        Capabilities=["CAPABILITY_IAM", "CAPABILITY_AUTO_EXPAND"])
 
     try:
         _wait_for_create_complete(cloudformation, stack)
@@ -53,4 +53,4 @@ def log():
     _logger.debug("debug")
     _logger.error("error")
     _logger.critical("critical")
-    _logger.warning("warning")
+    _logger.warning("warning")