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 <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/r/20201115192951.1073632-6-jic23@kernel.org


Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>