ARM: dts: exynos: add "gpios" suffix to wlf,ldo1ena on Arndale

The GPIOs properties should end with "gpios" suffix and Linux gpiolib
already handles both names, so switch to preferred one.

Link: https://lore.kernel.org/r/20230208172634.404452-2-krzysztof.kozlowski@linaro.org


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