Add game event for TBTR replacement attempt

src/vehicle.cpp

@@ -1379,6 +1379,8 @@ void CallVehicleTicks()
 		bool leaveDepot = it->second;
 		_vehicles_to_autoreplace.erase(it);
 
+		RegisterGameEvents(GEF_TBTR_REPLACEMENT);
+
 		/* Store the position of the effect as the vehicle pointer will become invalid later */
 		int x = t->x_pos;
 		int y = t->y_pos;