gnupg: upgrade 2.2.26 -> 2.2.27

(From OE-Core rev: 90798e89)

Signed-off-by: Wang Mingyu <wangmy@cn.fujitsu.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 33a997a80a56fba4138780fadda231ae4fd751ea)
[gnupg 2.2 is an LTS release so this series are all bug fixes.
https://lists.gnupg.org/pipermail/gnupg-announce/2021q1/000452.html

]
Signed-off-by: Armin Kuster <akuster@mvista.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>