ASoC: codecs: add suspend and resume for ES8316

The registers may be lost after suspend due to powerdown.
regcache_sync solves this issue.

Signed-off-by: Zhu Ning <zhuning@everest-semi.com>
Link: https://lore.kernel.org/r/20220825014952.1038508-1-zhuning0077@gmail.com


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