ALSA: dummy: Replace with DEFINE_SIPMLE_DEV_PM_OPS()

Use the	new DEFINE_SIMPLE_DEV_PM_OPS() instead of SIMPLE_DEV_PM_OPS()
for code-simplification.  We need no longer CONFIG_PM_SLEEP ifdefs.
Just a cleanup, no functional changes.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/20240207155140.18238-3-tiwai@suse.de


Signed-off-by: Takashi Iwai <tiwai@suse.de>