Fix typo.

Author: alshan

future_changes.md

@@ -26,7 +26,7 @@
   See: [example notebook](https://nbviewer.jupyter.org/github/JetBrains/lets-plot/blob/master/docs/f-22a/notebooks/facets_free_scales.ipynb).
 
 - New in `geom_livemap()`:
-  - The `Reset` button: return the map widget to its initial zoom/location state.
+  - The `Reset` button: returns the map widget to its initial zoom/location state.
   - Parameters `data_size_zoomin, const_size_zoomin`: allow to configure how zooming-in of the map widget increases size of geometry objects (circles, lines etc.) on map.
   - Parameter `ontop` that controls z-index of the `geom_livemap` layer.
   - Parameter `show_coord_pick_tools` to show "copy location" and "draw geometry" buttons.