Revert "mm: ksm: Enable deferred timer"

Better to do this in userspace

This reverts commit f548387897149c7342318c00e25630645b25fe94.

Signed-off-by: Zhao Wei Liew <zhaoweiliew@gmail.com>
ghost; Configure max_freq_hysteresis and enable KSM deferred timer

Signed-off-by: Zhao Wei Liew <zhaoweiliew@gmail.com>