arm64: dts: mediatek: mt8188-geralt: Add MT6359 PMIC supplies

arm64: dts: mediatek: mt8188-geralt: Add MT6359 PMIC supplies

The MT6359 PMIC has a number of power inputs for its various buck and
LDO regulators. The binding recently gained property definitions for
them.

Add the supplies for the PMIC regulators to the common design dtsi file.

Reviewed-by: Fei Shao <fshao@chromium.org>
Signed-off-by: Chen-Yu Tsai <wenst@chromium.org>
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>