message: Extract common `textPadding` parameters to constant
diff: @@ -161,7 +161,8 @@ void NotificationArea::update()
  if (mNotificationIndex == count)
  {
  - const auto textAreaSize = mFont.size(notification.brief) + NAS2D::Vector{8, 4};
  + const auto textPadding = Vector<int>{4, 2};
  + const auto textAreaSize = mFont.size(notification.brief) + textPadding * 2;
  const int briefPositionX = positionX() - textAreaSize.x;
  const int briefPositionY = rect.y + (rect.height / 2) - (textAreaSize.y / 2);
  @@ -170,7 +171,7 @@ void NotificationArea::update()
  renderer.drawBoxFilled(notificationBriefRect, Color::DarkGray);
  renderer.drawBox(notificationBriefRect, Color::Black);
  - const auto textPosition = notificationBriefRect.startPoint() + Vector<int>{4, 2};
  + const auto textPosition = notificationBriefRect.startPoint() + textPadding;
  renderer.drawText(mFont, notification.brief, textPosition, Color::White);
  }
  