defconfig : msm8916_64: disable panic on RT throttling

Currently when a real time runqueue is throttled we
panic. Disable it so that system can proceed ahead
after throttling.

Change-Id: Ib168477887e7f7e17c1b070b24439b65a299ffb2
Signed-off-by: Vignesh Radhakrishnan <vigneshr@codeaurora.org>