update: gnupg2 -> 2.2.20

very short, just change the distname

tested on amd64, should work on archs as predefined, nothing new to change

ok?

Index: Makefile
===================================================================
RCS file: /cvs/ports/security/gnupg2/Makefile,v
retrieving revision 1.66
diff -u -p -r1.66 Makefile
--- Makefile 12 Jul 2019 21:15:35 -0000 1.66
+++ Makefile 9 Apr 2020 16:06:08 -0000
@@ -2,7 +2,7 @@

COMMENT = GNU privacy guard - a free PGP replacement

-DISTNAME = gnupg-2.2.12
+DISTNAME = gnupg-2.2.20
CATEGORIES = security
REVISION = 0

Index: distinfo
===================================================================
RCS file: /cvs/ports/security/gnupg2/distinfo,v
retrieving revision 1.31
diff -u -p -r1.31 distinfo
--- distinfo 22 Dec 2018 17:49:21 -0000 1.31
+++ distinfo 9 Apr 2020 16:06:08 -0000
@@ -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