pinctrl: uniphier: fix NAND pin-mux setting for PH1-LD11/LD20

My mistake in the initial support patch.
Signed-off-by: NMasahiro Yamada <yamada.masahiro@socionext.com>

drivers/pinctrl/uniphier/pinctrl-uniphier-ld20.c

@@ -23,8 +23,8 @@ static const unsigned i2c4_pins[] = {61, 62};
 static const unsigned i2c4_muxvals[] = {1, 1};
 static const unsigned nand_pins[] = {3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
 				     15, 16, 17};
-static const unsigned nand_muxvals[] = {2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
-					2, 2, 2};
+static const unsigned nand_muxvals[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+					0, 0, 0};
 static const unsigned nand_cs1_pins[] = {};
 static const unsigned nand_cs1_muxvals[] = {};
 static const unsigned sd_pins[] = {10, 11, 12, 13, 14, 15, 16, 17};