syslog-ng: update to version 4.7.1

Release notes:
- https://github.com/syslog-ng/syslog-ng/releases/tag/syslog-ng-4.7.0
- https://github.com/syslog-ng/syslog-ng/releases/tag/syslog-ng-4.7.1

Also bump version in the config file to avoid warning

Signed-off-by: Josef Schlehofer <pepe.schlehofer@gmail.com>

admin/syslog-ng/Makefile

@@ -1,8 +1,8 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=syslog-ng
-PKG_VERSION:=4.6.0
-PKG_RELEASE:=2
+PKG_VERSION:=4.7.1
+PKG_RELEASE:=1
 
 PKG_MAINTAINER:=Josef Schlehofer <pepe.schlehofer@gmail.com>
 PKG_LICENSE:=LGPL-2.1-or-later GPL-2.0-or-later
@@ -11,7 +11,7 @@ PKG_CPE_ID:=cpe:/a:balabit:syslog-ng
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://github.com/syslog-ng/syslog-ng/releases/download/$(PKG_NAME)-$(PKG_VERSION)/
-PKG_HASH:=b69e3360dfb96a754a4e1cbead4daef37128b1152a23572356db4ab64a475d4f
+PKG_HASH:=5477189a2d12325aa4faebfcf59f5bdd9084234732f0c3ec16dd253847dacf1c
 
 PKG_BUILD_PARALLEL:=1
 PKG_INSTALL:=1

admin/syslog-ng/files/syslog-ng.conf

@@ -1,7 +1,7 @@
 # Collect all local logs into a single file /var/log/messages.
 # See https://www.syslog-ng.com/technical-documents/list/syslog-ng-open-source-edition
 
-@version: 4.6
+@version: 4.7
 @include "scl.conf"
 
 options {