ramips: 6.12: remove obsolete patches

ramips: 6.12: remove obsolete patches

Remove obsolete patches already included in kernel 6.12.

Removed (already included):
 - 805-01-v6.9-pinctrl-Add-driver-for-Awinic-AW9523-B-I2C-GPIO-Expa.patch
 - 805-02-v6.9-pinctrl-aw9523-Add-proper-terminator.patch
 - 805-03-v6.10-pinctrl-aw9523-Destroy-mutex-on-remove.patch
 - 805-04-v6.10-pinctrl-aw9523-Use-correct-error-code-for-not-suppor.patch
 - 805-05-v6.10-pinctrl-aw9523-Always-try-both-ports-in-aw9523_gpio_.patch
 - 805-06-v6.10-pinctrl-aw9523-Make-use-of-struct-pinfunction-and-PI.patch
 - 805-07-v6.10-pinctrl-aw9523-Use-temporary-variable-for-HW-IRQ-num.patch
 - 805-08-v6.10-pinctrl-aw9523-Get-rid-of-redundant-U8_MAX-pieces.patch
 - 805-09-v6.10-pinctrl-aw9523-Remove-unused-irqchip-field-in-struct.patch
 - 805-10-v6.10-pinctrl-aw9523-Make-use-of-dev_err_probe.patch
 - 805-11-v6.10-pinctrl-aw9523-Sort-headers-and-group-pinctrl.patch
 - 805-12-v6.10-pinctrl-aw9523-Fix-indentation-in-a-few-places.patch

Signed-off-by: Mieczyslaw Nalewaj <namiltd@yahoo.com>
Link: https://github.com/openwrt/openwrt/pull/18654
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>