soc: soundwire: reduce the auto suspend delay to one second

Existing delay for soundwire to auto suspend is 3 secs. Reduce
the delay to 1 sec to improve the power numbers.

Change-Id: I0c13439567eb73b80897f4cf1bbcfb1eded94a9c
Signed-off-by: Sudheer Papothi <spapothi@codeaurora.org>