arm64: dts: mediatek: Drop mediatek,drive-strength-adv usage

arm64: dts: mediatek: Drop mediatek,drive-strength-adv usage

The "mediatek,drive-strength-adv" pin config property has been
deprecated in favor of the generic "drive-strength-microamp" property.

Drop or convert all instances. A value of 0 disables the advanced
mode, which is the hardware default.

Signed-off-by: Chen-Yu Tsai <wenst@chromium.org>
Link: https://lore.kernel.org/r/20240412075516.1199846-1-wenst@chromium.org
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>