pinctrl: Ingenic: Reformat the code.

1.Move the "INGENIC_PIN_GROUP_FUNCS" to the macro definition section.
2.Add tabs before values to align the code in the macro definition section.

Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Reviewed-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/1618757073-1724-7-git-send-email-zhouyanjie@wanyeetech.com


Signed-off-by: Linus Walleij <linus.walleij@linaro.org>