docs(grid): Clarify ShowInEdit parameter

Author: dimodi

components/grid/columns/command.md

@@ -34,7 +34,7 @@ The `GridCommandButton` tag offers the following features:
 * `Command` - the command that will be invoked. Can be one of the built-in commands (see below), or a custom command name.
 * `Icon` - the command button icon, which can be a font icon, an SVG icon or a custom icon. Use in the same way as the [Button component `Icon`](slug://button-icons).
 * `OnClick` - the event handler that the button will fire. If used on a built-in command, this handler will fire before the [corresponding CRUD event](slug://components/grid/editing/overview). Cancelling it will prevent the built-in CRUD event from firing.
-* `ShowInEdit` - a boolean property indicating whether the button is only visible while the user is editing/inserting data.
+* `ShowInEdit` - a boolean property indicating whether the button is visible only in edit mode or only in display mode.
 * `ChildContent` - the text the button will render. You can also place it between the command button's opening and closing tags.
 * You can customize the appearance of the `GridCommandButton` by applying the [appearance attributes available for the TelerikButton](slug://button-appearance).