x86: enable high res timers by default

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@40697 3c298f89-4303-0410-b956-a3cf2f4a3e73
x86_64: enable high res timers by default

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@40698 3c298f89-4303-0410-b956-a3cf2f4a3e73