l/libassuan: Upgraded to libassuan-2.5.3.

l/libassuan/libassuan-2.5.2.tar.bz2.sha256

@@ -1 +0,0 @@
-986b1bf277e375f7a960450fbb8ffbd45294d06598916ad4ebf79aee0cb788e7  libassuan-2.5.2.tar.bz2

l/libassuan/libassuan-2.5.3.tar.bz2.sha256

@@ -0,0 +1 @@
+91bcb0403866b4e7c4bc1cc52ed4c364a9b5414b3994f718c70303f7f765e702  libassuan-2.5.3.tar.bz2

l/libassuan/libassuan.SlackBuild

@@ -1,6 +1,6 @@
 #!/bin/bash
 # Build script for Slackware
-# Copyright (C) 2016,2017,2018 Damien Goutte-Gattat
+# Copyright (C) 2016-2019 Damien Goutte-Gattat
 #
 # Redistribution and use of this script, with or without modifications,
 # is permitted provided that the following conditions are met:
@@ -28,7 +28,7 @@
 
 # Source package infos
 NAMESRC=${NAMESRC:-libassuan}
-VERSION=${VERSION:-2.5.2}
+VERSION=${VERSION:-2.5.3}
 ARCHIVE=${ARCHIVE:-$NAMESRC-$VERSION.tar.bz2}
 WGET=${WGET:-https://www.gnupg.org/ftp/gcrypt/libassuan/$ARCHIVE}