Add final newline

Author: kmatch98

shared-module/displayio/Shape.c

@@ -156,4 +156,4 @@ displayio_area_t* displayio_shape_get_refresh_areas(displayio_shape_t *self, dis
 void displayio_shape_finish_refresh(displayio_shape_t *self) {
     self->dirty_area.x1 = 0;
     self->dirty_area.x2 = 0;
-}
+}