arm64: dts: mediatek: mt8188-geralt: Enable first SCP core

The first SCP core is used to drive the video decoder and encoders.

Signed-off-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: Fei Shao <fshao@chromium.org>
Link: https://lore.kernel.org/r/20250814092510.211672-1-wenst@chromium.org


Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>