gnupg2: security bump to version 2.2.12

Fixes CVE-2018-1000858: Cross Site Request Forgery with arbitrary HTTPS
GET requests via HTTP redirect.

https://sektioneins.de/en/advisories/advisory-012018-gnupg-wkd.html

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit d4dbcb036a8f3708eca974be3d6a62b1b4ca6bb0)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/gnupg2/gnupg2.hash

@@ -1,7 +1,7 @@
-# From https://lists.gnupg.org/pipermail/gnupg-announce/2018q3/000428.html
-sha1 3e87504e2ca317718aa9b6299947ebf7e906b54e  gnupg-2.2.10.tar.bz2
+# From https://lists.gnupg.org/pipermail/gnupg-announce/2018q4/000433.html
+sha1 2aeccc35ea8034306ff7a1072b84abbaa79619c3  gnupg-2.2.12.tar.bz2
 # Calculated based on the hash above and signature
-# https://gnupg.org/ftp/gcrypt/gnupg/gnupg-2.2.10.tar.bz2.sig
+# https://gnupg.org/ftp/gcrypt/gnupg/gnupg-2.2.12.tar.bz2.sig
 # using key D8692123C4065DEA5E0F3AB5249B39D24F25E3B6
-sha256 799dd37a86a1448732e339bd20440f4f5ee6e69755f6fd7a73ee8af30840c915  gnupg-2.2.10.tar.bz2
+sha256 db030f8b4c98640e91300d36d516f1f4f8fe09514a94ea9fc7411ee1a34082cb  gnupg-2.2.12.tar.bz2
 sha256 bc2d6664f6276fa0a72d57633b3ae68dc7dcb677b71018bf08c8e93e509f1357  COPYING

package/gnupg2/gnupg2.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-GNUPG2_VERSION = 2.2.10
+GNUPG2_VERSION = 2.2.12
 GNUPG2_SOURCE = gnupg-$(GNUPG2_VERSION).tar.bz2
 GNUPG2_SITE = https://gnupg.org/ftp/gcrypt/gnupg
 GNUPG2_LICENSE = GPL-3.0+