arm64: dts: meson-s4: add gpio_intc node

Add gpio interrupt controller node

Signed-off-by: Qianggui Song <qianggui.song@amlogic.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Link: https://lore.kernel.org/r/20220310092645.4303-1-qianggui.song@amlogic.com