Update notes for submitted changes

* Convert to upstream alarm interface
* Revert "HACK: time: Disable alarmtimer"
* alarmtimer: add rtc irq support for alarm
* alarmtimer: implement minimum alarm interval for allowing suspend
* alarmtimer: add alarm_expires_remaining
* alarmtimer: add alarm_start_relative
* alarmtimer: add alarm_forward_now
* alarmtimer: add alarm_restart
* alarmtimer: Use hrtimer per-alarm instead of per-base
* timerfd: support CLOCK_BOOTTIME clock
* timerfd: add alarm timers