pinctrl: qcom: ipq8064: Fix naming convention

Drop underscore in spdif_groups to match all other groups.
Signed-off-by: Kumar Gala <galak@codeaurora.org>
Reviewed-by: Andy Gross <agross@codeaurora.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/pinctrl-ipq8064.c

@@ -366,7 +366,7 @@ static const char * const sdc1_groups[] = {
 };
 
 static const char * const spdif_groups[] = {
-	"gpio_10", "gpio_48",
+	"gpio10", "gpio48",
 };
 
 static const char * const nand_groups[] = {