gnupg: upgrade 2.2.15 -> 2.2.16
(From OE-Core rev: 825be9d66ae9f503f1dd2dce0fac530554057613)
Signed-off-by: Zang Ruochen <zangrc.fnst@cn.fujitsu.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Armin Kuster <akuster808@gmail.com>