Update performance.md

Author: oblomov-dev

docs/configuration/performance.md

@@ -14,7 +14,7 @@ abap2UI5 has been successfully tested with tables containing large numbers of en
 If you still want to optimize your app, consider the following tips:
 * Only call the `client->view_display` method when necessary. Instead, prefer using `client->model_update` so that the UI5 framework only re-renders the controls that have actually changed
 * Prefer using `client->bind` and use `client->bind_edit` only when users need to make changes that are processed in the backend. Otherwise, it leads to unnecessary data transfers
-* Declare public attributes in your app class only for variables displayed in the frontend. This helps prevent the framework from accessing unused values unnecessarily
+* Declare public attributes in your app class only for variables displayed in the frontend. This helps prevent the framework from accessing unused values
 * Follow standard ABAP best practices, such as reducing loops and using sorted tables, as you would in any other ABAP development project
 
 ### Performance Issues?