dt-bindings: mmc: sunxi: reorder MMC compatibles

The MMC compatibles in the bindings are not ordered as they should, so
let's make sure it's sorted.
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

Documentation/devicetree/bindings/mmc/allwinner,sun4i-a10-mmc.yaml

@@ -30,16 +30,16 @@ properties:
           - const: allwinner,sun8i-a83t-mmc
           - const: allwinner,sun7i-a20-mmc
       - items:
-          - const: allwinner,sun50i-h6-emmc
+          - const: allwinner,sun8i-r40-emmc
           - const: allwinner,sun50i-a64-emmc
       - items:
-          - const: allwinner,sun50i-h6-mmc
+          - const: allwinner,sun8i-r40-mmc
           - const: allwinner,sun50i-a64-mmc
       - items:
-          - const: allwinner,sun8i-r40-emmc
+          - const: allwinner,sun50i-h6-emmc
           - const: allwinner,sun50i-a64-emmc
       - items:
-          - const: allwinner,sun8i-r40-mmc
+          - const: allwinner,sun50i-h6-mmc
           - const: allwinner,sun50i-a64-mmc
 
   reg: