desktop/gnome-icon-theme-stock: Fix doinst.sh.

Signed-off-by: B. Watson <urchlay@slackware.uk>

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>

desktop/gnome-icon-theme-stock/doinst.sh

@@ -1,6 +1,6 @@
-if [ -e /usr/share/icons/gnome/icon-theme.cache ]; then
+if [ -e usr/share/icons/gnome/icon-theme.cache ]; then
   if [ -x /usr/bin/gtk-update-icon-cache ]; then
-    /usr/bin/gtk-update-icon-cache /usr/share/icons/gnome 1> /dev/null 2> /dev/null
+    /usr/bin/gtk-update-icon-cache usr/share/icons/gnome 1> /dev/null 2> /dev/null
   fi
 fi