ARM: dts: msm: enable HMP scheduling extensions

Add the command line options to the device tree files for
8916 and 8936 to extend the support for enabling HMP for single
cluster platforms also to get the benefits of task packing and
no MPDecision.

Change-Id: I84cf2d6e1c7376f339f972d47eb34933070ad4d1
Signed-off-by: Hanumath Prasad <hpprasad@codeaurora.org>