sched: Compute avg_nr_running for RQ Stats

* We already compute avg_nr_running for intelli hotplug.
* Let's make it available for conservative stats of MSM RQ as
  well.

Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>
upgrade intelli_plug & msm_hotplug to latest versions
update version to 92u-a4