ARM dts: renesas: armadillo800eva: Switch to enable-gpios

The recommended name for enable GPIOs property in regulator-gpio is
"enable-gpios".  This is also required by bindings:

  r8a7740-armadillo800eva.dtb: regulator-vccq-sdhi0: Unevaluated properties are not allowed ('enable-gpio' was unexpected)
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20230726070241.103545-1-krzysztof.kozlowski@linaro.orgSigned-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

arch/arm/boot/dts/renesas/r8a7740-armadillo800eva.dts

@@ -58,7 +58,7 @@ vccq_sdhi0: regulator-vccq-sdhi0 {
 		regulator-max-microvolt = <3300000>;
 		vin-supply = <&vcc_sdhi0>;
 
-		enable-gpio = <&pfc 74 GPIO_ACTIVE_HIGH>;
+		enable-gpios = <&pfc 74 GPIO_ACTIVE_HIGH>;
 		gpios = <&pfc 17 GPIO_ACTIVE_HIGH>;
 		states = <3300000 0>, <1800000 1>;