libcgroup: fix cgred service (#5346)

Updated the service according to

"https://forum.voidlinux.eu/t/unpriviledged-linux-container/1124/4"

This is necessary to get /etc/cgconfig.conf loaded.

srcpkgs/libcgroup/files/cgred/run

@@ -1,5 +1,6 @@
 #!/bin/sh
 # Default logs to syslog with facility DAEMON
 # man cgrulesengd for options list and descriptions.
-: ${OPTS:=-s}
-exec cgrulesengd $OPTS -g cgred --nodaemon 2>&1
+[ -r conf ] && . ./conf
+cgconfigparser ${PARSEOPTS:=-l /etc/cgconfig.conf}
+exec cgrulesengd ${OPTS:=-s} -g cgred --nodaemon 2>&1

srcpkgs/libcgroup/template

@@ -1,7 +1,7 @@
 # Template file for 'libcgroup'
 pkgname=libcgroup
 version=0.41
-revision=6
+revision=7
 build_style=gnu-configure
 configure_args="--sbindir=/usr/bin --enable-pam-module-dir=/usr/lib/security"
 hostmakedepends="flex automake libtool"