ARM: dts: vf610-zii-dev: Fix incorrect UART2 pin assignment

UART2 is connected to PTD22/23, not PTD0/1. Fix corresponding pinmux
node.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Andrew Lunn <andrew@lunn.ch>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/vf610-zii-dev.dtsi

@@ -385,8 +385,8 @@ VF610_PAD_PTB24__UART1_RX	0x21a1
 
 	pinctrl_uart2: uart2grp {
 		fsl,pins = <
-			VF610_PAD_PTD0__UART2_TX	0x21a2
-			VF610_PAD_PTD1__UART2_RX	0x21a1
+			VF610_PAD_PTD23__UART2_TX	0x21a2
+			VF610_PAD_PTD22__UART2_RX	0x21a1
 		>;
 	};