extras/package: fixed package script for OS X

extras/package/macosx/package.mak

@@ -66,8 +66,6 @@ package-macosx: VLC.app
 	cd $(srcdir); cp AUTHORS COPYING README THANKS NEWS $(abs_top_builddir)/vlc-$(VERSION)/Goodies/
 	cp -R  $(srcdir)/extras/package/macosx/Delete_Preferences.app $(top_builddir)/vlc-$(VERSION)/Goodies/Delete\ VLC\ Preferences.app
 	cp $(srcdir)/extras/package/macosx/README.MacOSX.rtf $(top_builddir)/vlc-$(VERSION)/Read\ Me.rtf
-	mkdir -p $(top_builddir)/vlc-$(VERSION)/.background/
-	cp $(srcdir)/extras/package/macosx/Resources/about_bg.png $(top_builddir)/vlc-$(VERSION)/.background/background.png
 	$(LN_S) -f /Applications $(top_builddir)/vlc-$(VERSION)/
 	rm -f "$(top_builddir)/vlc-$(VERSION)-rw.dmg"
 	hdiutil create -verbose -srcfolder "$(top_builddir)/vlc-$(VERSION)" "$(top_builddir)/vlc-$(VERSION)-rw.dmg" -scrub -format UDRW