ARM: dts: imx7-colibri: specify usdhc1 supplies

The usdhc1 controller instance is used to provide the default
SD/MMC capabilities of the Colibri standard. The IO pins are
supplied to the SoC on the module whereas the SD-card is powered
by the Carrier Board supply.

Signed-off-by: Stefan Agner <[e-mail]>
Reviewed-by: Fabio Estevam <[e-mail]>
Signed-off-by: Shawn Guo <[e-mail]>

arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi

···
 &usdhc1 {
 	keep-power-in-suspend;
 	wakeup-source;
+	vmmc-supply = <&reg_3v3>;
 	status = "okay";
 };

arch/arm/boot/dts/imx7-colibri.dtsi

···
 	no-1-8-v;
 	cd-gpios = <&gpio1 0 GPIO_ACTIVE_LOW>;
 	disable-wp;
+	vqmmc-supply = <&reg_LDO2>;
 };
 
 &iomuxc {