avalonia: fixed update triggers in live maps.

PRS.Avalonia/PRS.Avalonia/Modules/EquipmentModule/EquipmentMaps/EquipmentMapsViewModel.cs

@@ -138,6 +138,10 @@ public partial class EquipmentMapsViewModel : ModuleViewModel
             coords = new Point(resultLat, resultLong);
             zoom = CalculateZoom(distance);
         }
+
+        // Change to some other value so that we can trigger an update.
+        Coordinates = new();
+        ZoomLevel = zoom + 1;
         
         Coordinates = coords;
         ZoomLevel = zoom;