driver: pinctrl: Add reserved GPIOs for Yupik

Certain GPIOs are reserved for secure world and cannot be accessed by HLOS.
Supply "reserved_gpios" to msm_pinctrl to mark these pins as invalid.

Change-Id: I7ff8444af2819a68c60e66bd4e4e9f5ecf4990fa
Signed-off-by: Naina Mehta <nainmeht@codeaurora.org>