Bug#876646: seahorse FTBFS with GnuPG 2.2

[Adrian Bunk]

Source: seahorse
Version: 3.20.0-3.1
Severity: serious
Tags: buster sid

https://tests.reproducible-builds.org/debian/rb-pkg/unstable/amd64/seahorse.html

...
checking for strsep... yes
checking for gpg2... /usr/bin/gpg2
checking for appropriate GnuPG version... no
checking for gpgme-config... /usr/bin/gpgme-config
checking for GPGME - version >= 1.7.0... yes
configure: error: Appropriate version of GnuPG not found. Please install one of the following versions (or later): 2.0.12 2.1.4