update gnupg2 to 2.2.20

Fixes WKD directive for fetching keys.
Also makes it easier to upgrade to 2.2.21
(which should be released soonish.... saying that for 3 months now!)

Aisha

index 291064fc5e7..06f30e61dce 100644
--- security/gnupg2/Makefile
+++ security/gnupg2/Makefile
@@ -2,9 +2,8 @@

COMMENT = GNU privacy guard - a free PGP replacement

-DISTNAME = gnupg-2.2.12
+DISTNAME = gnupg-2.2.20
CATEGORIES = security
-REVISION = 1

# don't mix up dependencies with gnupg1
PKGSPEC = gnupg->=2
diff --git security/gnupg2/distinfo security/gnupg2/distinfo
index 2b95930040f..07005577fd6 100644
--- security/gnupg2/distinfo
+++ security/gnupg2/distinfo
@@ -1,2 +1,2 @@
-SHA256 (gnupg-2.2.12.tar.bz2) = 2wMPi0yYZA6RMA021Rbx9Pj+CVFKlOqfx0Ee4aNAgss=
-SIZE (gnupg-2.2.12.tar.bz2) = 6682303
+SHA256 (gnupg-2.2.20.tar.bz2) = BKfJ1It0w5kWjugnDlSFiN2+UiGMM3cD1/Bjc9MmyjA=
+SIZE (gnupg-2.2.20.tar.bz2) = 6786913