Remove default sysctl-entry for IPv6 here (races)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34417 3c298f89-4303-0410-b956-a3cf2f4a3e73

package/base-files/files/etc/sysctl.conf

@@ -12,8 +12,6 @@ net.ipv4.tcp_timestamps=1
 net.ipv4.tcp_sack=1
 net.ipv4.tcp_dsack=1
 
-net.ipv6.conf.all.forwarding=1
-
 net.netfilter.nf_conntrack_acct=1
 net.netfilter.nf_conntrack_checksum=0
 net.netfilter.nf_conntrack_max=16384