ASoC: dt-bindings: sound-card-common: List sound widgets ignoring system suspend

Add a property to list audio sound widgets which are marked ignoring
system suspend. Paths between these endpoints are still active over
suspend of the main application processor that the current operating
system is running.

Signed-off-by: Chancel Liu <chancel.liu@nxp.com>
Link: https://lore.kernel.org/r/20231121052512.20235-1-chancel.liu@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>