ASoC: mediatek: mt8195: add MTK_PMIC_WRAP dependency

randconfig builds show the warning below,

WARNING: unmet direct dependencies detected for SND_SOC_MT6359
   Depends on [n]: SOUND [=y] && !UML && SND [=y] && SND_SOC [=y] && MTK_PMIC_WRAP [=n]
   Selected by [y]:
   - SND_SOC_MT8195_MT6359_RT1019_RT5682 [=y] && SOUND [=y] && !UML && SND [=y] && SND_SOC [=y] && I2C [=y] && SND_SOC_MT8195 [=y]

Add a dependency to avoid it.

Signed-off-by: Trevor Wu <trevor.wu@mediatek.com>
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Randy Dunlap <rdunlap@infradead.org> # build-tested
Link: https://lore.kernel.org/r/20210831021303.5230-1-trevor.wu@mediatek.com
Signed-off-by: Mark Brown <broonie@kernel.org>