Update odata.md

Author: oblomov-dev

docs/development/model/odata.md

@@ -5,7 +5,7 @@ outline: [2, 4]
 
 By default, you can bind all public attributes of your implementation class to UI5 properties, enabling the display of internal tables and, with bind_edit, even updating data. Additionally, in scenarios where direct access to database tables is required, using pre-defined OData services can be beneficial. Leveraging OData protocols provides features such as pagination and growing, which enhance performance when handling large datasets.
 
-#### Define Second Model
+#### Define Additional Model
 As an example, we will use the test OData service `/sap/opu/odata/DMO/API_TRAVEL_U_V2/`, which is available in most ABAP systems. Ensure the service is publicly accessible. Use the following method to define the model and make it available under the name `TRAVEL`:
 ```abap
 client->follow_up_action( client->_event_client(