arm64: dts: mediatek: remove _ignore_unused bootargs from rauru

The rauru dtsi contains the clk_ignore_unused, regulator_ignore_unused
and pd_ignore_unused bootargs in its chosen node. From experimental
testing, these have revealed themselves to not be necessary for booting
the device (anymore).

Remove them, leaving only earlycon. Problems caused by their removal can
be fixed by properly declaring dependencies in the DT.

Signed-off-by: Nicolas Frattaroli <nicolas.frattaroli@collabora.com>

arch/arm64/boot/dts/mediatek/mt8196-rauru.dtsi

@@ -19,7 +19,7 @@ aliases {
 
 	chosen: chosen {
 		stdout-path = "serial0:115200n8";
-		bootargs = "earlycon clk_ignore_unused pd_ignore_unused regulator_ignore_unused";
+		bootargs = "earlycon";
 	};
 
 	memory: memory@80000000 {