File destdir-fix.dif of Package soundtracker

--- Makefile.am
+++ Makefile.am
@@ -11,7 +11,7 @@
 if USE_GNOME
 
 util_DATA = soundtracker.desktop
-utildir = $(datadir)/gnome/apps/Multimedia
+utildir = $(DESTDIR)$(datadir)/gnome/apps/Multimedia
 
 endif