libglade: add hash for license file

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libglade/libglade.hash

@@ -1,2 +1,5 @@
 # From http://ftp.gnome.org/pub/GNOME/sources/libglade/2.6/libglade-2.6.4.sha256sum
 sha256	64361e7647839d36ed8336d992fd210d3e8139882269bed47dc4674980165dec	libglade-2.6.4.tar.bz2
+
+# Hash for license file:
+sha256	94b03f1a60a7fd5007149530626a895a6ef5a8b9342abfd56860c5f3956f5d23	COPYING