ARM: dts: qcom: Enable swr irq as wakeup capable for sm6150 and trinket

Add node to make swr inband interrupt as wakeup capable so
as to wakeup apps when its in suspend state.

Change-Id: Ie9b2fef7a28f365e7b43fe19e569554f012db041
Signed-off-by: Vatsal Bucha <vbucha@codeaurora.org>