libgcrypt: add hash file

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libgcrypt/libgcrypt.hash

@@ -0,0 +1,2 @@
+# From http://lists.gnupg.org/pipermail/gnupg-announce/2014q3/000355.html
+sha1	cc31aca87e4a3769cb86884a3f5982b2cc8eb7ec	libgcrypt-1.6.2.tar.bz2