Add Motor as supported driver for Python Mongo integration

Author: Agalin

src/platforms/python/guides/pymongo/index.mdx

@@ -48,9 +48,10 @@ automatically.
 
 PyMongo is an official synchronous driver for MongoDB. It means that many other Python libraries interacting with
 MongoDB use it under the hood, like, for example `mongoengine` (always) or `umongo` (if selected from multiple available
-drivers). Queries generated by those libraries will also be monitored.
+drivers). Official async MongoDB driver called `Motor` uses PyMongo under the hood as well.
+Queries generated by those libraries will also be monitored.
 
-If you use a different driver (for example, `motor`, `TxMongo`), this integration won't work.
+If you use a different driver (for example, `TxMongo`), this integration won't work.
 
 ### Mongomock