Revert "XdgDesktopFile: Display an actual ampersand character"
Revert "XdgDesktopFile: Display an actual ampersand character"

This reverts commit ff8a01a446a4bcb0c22490e7f2a5f6f8ee05b7b8.

Conflicts:

	libraries/qtxdg/xdgdesktopfile.cpp

lxde/libqtxdg,luis-pereira/libqtxdg,libqtxdg/libqtxdg,DrTobe/libqtxdg,DrTobe/libqtxdg,luis-pereira/libqtxdg,gilir/libqtxdg-qt5,lxde/libqtxdg,libqtxdg/libqtxdg,gilir/libqtxdg-qt5,DrTobe/libqtxdg