ARM: dts: s5pv210: Drop incorrect use of io-channel-ranges property

This property is relevant to consumers of io-channels. Here it is
used by a provider.

dt-schema will now report and error as this property must be in the
same node as io-channels and it is not here.

Signed-off-by: Jonathan Cameron <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Krzysztof Kozlowski <[e-mail]>

arch/arm/boot/dts/s5pv210.dtsi

···
 			clocks = <&clocks CLK_TSADC>;
 			clock-names = "adc";
 			#io-channel-cells = <1>;
-			io-channel-ranges;
 			status = "disabled";
 		};