package/libart: add hash

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/libart/libart.hash

@@ -0,0 +1,2 @@
+# From http://ftp.gnome.org/pub/gnome/sources/libart_lgpl/2.3/libart_lgpl-2.3.21.sha256sum
+sha256	2a10b1c884bb37c7bd5c5eba59dbd0d28bf68e64a42d7f2083c836f60f8e98fa	libart_lgpl-2.3.21.tar.gz