ARM: dts: r8a7742-iwg21m: Sort the nodes alphabetically

Sort the DT nodes alphabetically so that its easier to maintain.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com>
Link: https://lore.kernel.org/r/20200816193316.7641-2-prabhakar.mahadev-lad.rj@bp.renesas.comSigned-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

arch/arm/boot/dts/r8a7742-iwg21m.dtsi

@@ -35,13 +35,6 @@ &extal_clk {
 	clock-frequency = <20000000>;
 };
 
-&pfc {
-	mmc1_pins: mmc1 {
-		groups = "mmc1_data4", "mmc1_ctrl";
-		function = "mmc1";
-	};
-};
-
 &mmcif1 {
 	pinctrl-0 = <&mmc1_pins>;
 	pinctrl-names = "default";
@@ -51,3 +44,10 @@ &mmcif1 {
 	non-removable;
 	status = "okay";
 };
+
+&pfc {
+	mmc1_pins: mmc1 {
+		groups = "mmc1_data4", "mmc1_ctrl";
+		function = "mmc1";
+	};
+};