Don't use italic text anywhere - Arabic text doesn't have italics. Fixes #4329

src/playlist/playlistview.cpp

@@ -476,7 +476,6 @@ void PlaylistView::drawRow(QPainter* painter,
                                              QPalette::HighlightedText));
     opt.palette.setColor(QPalette::Highlight, Qt::transparent);
     opt.palette.setColor(QPalette::AlternateBase, Qt::transparent);
-    opt.font.setItalic(true);
     opt.decorationSize = QSize(20, 20);
 
     // Draw the actual row data on top.  We cache this, because it's fairly

src/widgets/lineedit.cpp

@@ -109,7 +109,6 @@ void ExtendedEditor::Paint(QPaintDevice* device) {
       QPainter p(device);
 
       QFont font;
-      font.setItalic(true);
       font.setBold(false);
       font.setPointSizeF(font_point_size_);