pinctrl: meson-axg: add missing GPIOA_18 gpio group

stable inclusion
from stable-v5.10.184
commit bcd474d1838e460859da55f94e427c1dbaad8a29
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I8IRR2

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=bcd474d1838e460859da55f94e427c1dbaad8a29



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commit 5b10ff01 upstream.

Without this, the gpio cannot be explicitly mux'ed to its gpio function.

Fixes: 83c56680 ("pinctrl: meson-axg: Add new pinctrl driver for Meson AXG SoC")
Cc: stable@vger.kernel.org
Signed-off-by: Martin Hundebøll <martin@geanix.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Dmitry Rokosov <ddrokosov@sberdevices.ru>
Link: https://lore.kernel.org/r/20230512064925.133516-1-martin@geanix.com


Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: sanglipeng <sanglipeng1@jd.com>