arm64: dts: imx8mp-venice-gw74xx: fix sai2 pin settings

The pad settings are missed, add them

Fixes: 7899eb6c ("arm64: dts: imx: Add i.MX8M Plus Gateworks gw7400 dts support")
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts

@@ -770,10 +770,10 @@ MX8MP_IOMUXC_NAND_DATA03__GPIO3_IO09	0x110
 
 	pinctrl_sai2: sai2grp {
 		fsl,pins = <
-			MX8MP_IOMUXC_SAI2_TXFS__AUDIOMIX_SAI2_TX_SYNC
-			MX8MP_IOMUXC_SAI2_TXD0__AUDIOMIX_SAI2_TX_DATA00
-			MX8MP_IOMUXC_SAI2_TXC__AUDIOMIX_SAI2_TX_BCLK
-			MX8MP_IOMUXC_SAI2_MCLK__AUDIOMIX_SAI2_MCLK
+			MX8MP_IOMUXC_SAI2_TXFS__AUDIOMIX_SAI2_TX_SYNC	0xd6
+			MX8MP_IOMUXC_SAI2_TXD0__AUDIOMIX_SAI2_TX_DATA00	0xd6
+			MX8MP_IOMUXC_SAI2_TXC__AUDIOMIX_SAI2_TX_BCLK	0xd6
+			MX8MP_IOMUXC_SAI2_MCLK__AUDIOMIX_SAI2_MCLK	0xd6
 		>;
 	};