arm64: dts: qcom: sdm630: Assign numbers to eMMC and SD

This makes eMMC/SD device number consistent.
Reviewed-by: NMartin Botka <martin.botka@somainline.org>
Signed-off-by: NDang Huynh <danct12@riseup.net>
Signed-off-by: NBjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20211120214227.779742-2-danct12@riseup.net

arch/arm64/boot/dts/qcom/sdm630.dtsi

@@ -19,6 +19,11 @@
 	#address-cells = <2>;
 	#size-cells = <2>;
 
+	aliases {
+		mmc1 = &sdhc_1;
+		mmc2 = &sdhc_2;
+	};
+
 	chosen { };
 
 	clocks {