ARM: sun5i: Rename UART3 flow control pins

The UART3 pin group for the CTS and RTS signals doesn't follow our usual
pattern. Rename it so that it matches.
Acked-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

arch/arm/boot/dts/sun5i-r8-chip.dts

@@ -281,7 +281,7 @@ &uart1 {
 &uart3 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart3_pins_a>,
-		    <&uart3_pins_cts_rts_a>;
+		    <&uart3_cts_rts_pins_a>;
 	status = "okay";
 };
 

arch/arm/boot/dts/sun5i.dtsi

@@ -346,7 +346,7 @@ uart3_pins_a: uart3@0 {
 				function = "uart3";
 			};
 
-			uart3_pins_cts_rts_a: uart3-cts-rts@0 {
+			uart3_cts_rts_pins_a: uart3-cts-rts@0 {
 				pins = "PG11", "PG12";
 				function = "uart3";
 			};