message: Update `isPointInRect` to `contains` in TextField
diff: @@ -224,7 +224,7 @@ void TextField::onKeyDown(EventHandler::KeyCode key, EventHandler::KeyModifier /
  */
  void TextField::onMouseDown(EventHandler::MouseButton /*button*/, int x, int y)
  {
  - hasFocus(isPointInRect(Point_2d(x, y), rect())); // This is a very useful check, should probably include this in all controls.
  + hasFocus(rect().contains(Point{x, y})); // This is a very useful check, should probably include this in all controls.
  if (!enabled() || !visible() || !hasFocus()) { return; }
  