pinctrl: uniphier: fix members of rmii group for Pro4

The ether_rmii_groups should have "ether_rmii" and "ether_rmiib" as
members. This patch replaces to them.

Fixes: 1e359ab1285e ("pinctrl: uniphier: add Ethernet pin-mux settings")
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Acked-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/uniphier/pinctrl-uniphier-pro4.c

@@ -1159,7 +1159,7 @@ static const struct uniphier_pinctrl_group uniphier_pro4_groups[] = {
 static const char * const emmc_groups[] = {"emmc", "emmc_dat8"};
 static const char * const ether_mii_groups[] = {"ether_mii"};
 static const char * const ether_rgmii_groups[] = {"ether_rgmii"};
-static const char * const ether_rmii_groups[] = {"ether_rgmii", "ether_rgmiib"};
+static const char * const ether_rmii_groups[] = {"ether_rmii", "ether_rmiib"};
 static const char * const i2c0_groups[] = {"i2c0"};
 static const char * const i2c1_groups[] = {"i2c1"};
 static const char * const i2c2_groups[] = {"i2c2"};