ASoC: samsung: speyside: Free gpiod table

We create a gpio descriptor table but it needs to be free:ed
when the module is removed. Add a devm_ action to do the job.

Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Fixes: da9146c1 ("ASoC: samsung: speyside: Convert to GPIO descriptor")
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://patch.msgid.link/20250312-cleanup-table-v1-1-1d9a14464482@linaro.org


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