Await with warnings.

Signed-off-by: dblock <[email protected]>

opensearchpy/connection/http_async.py

@@ -238,6 +238,7 @@ async def perform_request(
 
         # raise warnings if any from the 'Warnings' header.
         warning_headers = response.headers.getall("warning", ())
+        print(warning_headers)
         self._raise_warnings(warning_headers)
 
         # raise errors based on http status codes, let the client handle those if needed