ASoC: img-spdif-out: using pm_runtime_resume_and_get to simplify the code

Using pm_runtime_resume_and_get() to replace pm_runtime_get_sync and
pm_runtime_put_noidle. This change is just to simplify the code, no
actual functional changes.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Link: https://lore.kernel.org/r/20220420030439.2575817-1-chi.minghao@zte.com.cn


Signed-off-by: Mark Brown <broonie@kernel.org>