soundwire: don't disable clock during suspend

Runtime suspend and resume hooks are already taking care
of disabling and enabling the clocks.So need to do the same
in system suspend and resume. Otherwise it results in
disabling of clock when needed during suspend.

Change-Id: Ia5c99e6eff4190e8f6695c5ac15c2dc0c1fb0c05
Signed-off-by: Yeleswarapu Nagaradhesh <nagaradh@codeaurora.org>