extras/mac: remove code-signing script for previously shipped script to delete VLC's preferences
extras/mac: remove code-signing script for previously shipped script to delete VLC's preferences

xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc