Update README.md

Co-authored-by: Darren Cunningham <[email protected]>

README.md

@@ -181,7 +181,7 @@ the `ECommerce` database.
 
 For example, with the local server running in a separate terminal tab, run the
 following curl request to the `POST /customers` endpoint. The request creates a
-`Customer` collection document in the `ECommerce` database.
+`Customer` collection document in the `ECommercePython` database.
 
 curl -v \
   http://localhost:5000/customers \