[Buildroot] [PATCH] libgcrypt: security bump to version 1.7.7

[Peter Korsgaard]

>>>>> "Baruch" == Baruch Siach <baruch at tkos.co.il> writes:

 > Fix possible timing attack on EdDSA session key.
 > https://lists.gnupg.org/pipermail/gnupg-announce/2017q2/000406.html

 > Add upstream provided SHA1 hash.

 > Switch to https download for better corporate firewall compatibility.

 > Signed-off-by: Baruch Siach <baruch at tkos.co.il>

Committed to 2017.02.x and 2017.05.x, thanks.

-- 
Bye, Peter Korsgaard