defconfig: msm: Enable PDC_VIRT on Quin GVM platform

Enable PDC_VIRT config on Quin GVM platform to support using PDC
as an interrupt controller.

Change-Id: I28b9d71ad45349d877f53821858acf9018511e6c
Signed-off-by: Ramachandran Venkataramani <ramavenk@codeaurora.org>