regulator: mt6359: add read check for PMIC MT6359

Add hardware version read check for PMIC MT6359

Signed-off-by: Sen Chu <sen.chu@mediatek.com>
Fixes: 4cfc9654 ("regulator: mt6359: Add support for MT6359P regulator")
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230518040646.8730-1-sen.chu@mediatek.com


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