message: Use static_casts to silence warnings in ListBox::update()
diff: @@ -268,13 +268,13 @@ void ListBox::update()
  // draw boundaries of the widget
  NAS2D::Rectangle<int> listBounds = mRect;
  - listBounds.width = mItemWidth;
  + listBounds.width = static_cast<int>(mItemWidth);
  renderer.drawBox(listBounds, NAS2D::Color{0, 0, 0, 100});
  renderer.drawBoxFilled(listBounds, NAS2D::Color{0, 85, 0, 220});
  // Highlight currently selected item
  auto itemBounds = listBounds;
  - itemBounds.height = mLineHeight;
  + itemBounds.height = static_cast<int>(mLineHeight);
  itemBounds.y += static_cast<int>((mCurrentSelection * mLineHeight) - mCurrentOffset);
  renderer.drawBoxFilled(itemBounds, mHighlightBg.alphaFade(80));
  @@ -282,7 +282,7 @@ void ListBox::update()
  if (mCurrentHighlight != constants::NO_SELECTION)
  {
  auto highlightBounds = listBounds;
  - highlightBounds.height = mLineHeight;
  + highlightBounds.height = static_cast<int>(mLineHeight);
  highlightBounds.y += static_cast<int>((mCurrentHighlight * mLineHeight) - mCurrentOffset);
  renderer.drawBox(highlightBounds, mHighlightBg);
  }
  