ARM: dts: s5pv210: Fix typo in comments, fix pinctrl header

Change 'specfic' to 'specific' and make the pinctrl DTSI header
more like the s3c64xx pinctrl DTSI (previously it was copied from
the main s5pv210 DTSI, and not changed to match the new contents).

Signed-off-by: Artur Weber <aweber.kernel@gmail.com>
Link: https://lore.kernel.org/r/20230519190625.7844-4-aweber.kernel@gmail.com


Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>