chore: rolling back direct commits

Author: manisha1997

README.md

@@ -135,7 +135,6 @@ response = sg.client.mail.send.post(request_body=data)
 print(response.status_code)
 print(response.body)
 print(response.headers)
-
 ```
 
 ## General v3 Web API Usage (With [Fluent Interface](https://sendgrid.com/blog/using-python-to-implement-a-fluent-interface-to-any-rest-api/))