buildroot

libgpg-error: bump to version 1.28

Add upstream patch fixing arm/arm64 targets build failure.

Use the smaller bz2 compressed tarball.

Switch _SITE to https for better security and corporate firewall
compatibility.

Add license files hash.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>