libassuan: bump to version 2.2.1

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libassuan/libassuan.hash

@@ -1,2 +1,2 @@
 # From https://www.gnupg.org/download/integrity_check.html
-sha1  56ac91973c2818a91d4f16ed48265a2b5daf45d3  libassuan-2.1.3.tar.bz2
+sha1  c21b86482f6a3624c2b46b91e20f8415f244233a  libassuan-2.2.1.tar.bz2

package/libassuan/libassuan.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LIBASSUAN_VERSION = 2.1.3
+LIBASSUAN_VERSION = 2.2.1
 LIBASSUAN_SITE = ftp://ftp.gnupg.org/gcrypt/libassuan
 LIBASSUAN_SOURCE = libassuan-$(LIBASSUAN_VERSION).tar.bz2
 LIBASSUAN_LICENSE = LGPLv2.1+ (library), GPLv3 (tests, doc)