Merge pull request #11919 from oninoshiko/oninoshiko-patch-1

Explain Ctrl + ScrollWheel can change Grid Floor

Author: oninoshiko

tutorials/3d/using_gridmaps.rst

@@ -203,8 +203,8 @@ From left to right in the toolbar:
 - **Cursor Rotate Z**: While the paint tool is selected, this will rotate the mesh
   that will be painted on the Z-axis. This will also rotate selected areas if they
   are being moved.
-- **Change Grid Floor**: Adjusts what floor is currently being worked on, can be
-  changed with the arrows or typing
+- **Change Grid Floor**: Adjusts what floor is currently being worked on. Can be
+  changed with the arrows, typing a value in the field, or :kbd:`Ctrl + Mouse wheel`.
 - **Filter Meshes**: Used to search for a specific mesh in the bottom panel.
 - **Zoom**: Controls the zoom level on meshes in the bottom panel.
 - **Layout toggles**: These two buttons toggle between different layouts for meshes