dt-bindings: reset: Add compatible for Meson-S4 Reset Controller

Add new compatible for Amlogic's Meson-S4 Reset Controller

Signed-off-by: Zelong Dong <zelong.dong@amlogic.com>
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Link: https://lore.kernel.org/r/20220107023931.13251-2-zelong.dong@amlogic.com