arm64: dts: mediatek: Use interrupts-extended where possible

As already done for MT8173 and MT8183 devicetrees, change all instances
of interrupt-parent + interrupts to one line as interrupts-extended
where possible across all remaining device trees to both simplify and
reduce code size.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>