ASoC: tas2552: Fix PM sequencing

In the pm suspend/resume it is better
to disable the GPIO after the regmap_cache
setting calls so that if the call is interrupted
the new reg values will be cached and set on resume.

Also add pm_runtime_put in the remove call.

Signed-off-by: Dan Murphy <dmurphy@ti.com>
Signed-off-by: Mark Brown <broonie@linaro.org>