arc: axs10x: drop unneeded dependency on OF_GPIO

OF_GPIO is automatically enabled on all OF systems. There's no need to
select it explicitly.

Acked-by: Vineet Gupta <vgupta@kernel.org>
Link: https://patch.msgid.link/20260304-gpio-of-kconfig-v1-2-d597916e79e7@oss.qualcomm.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>

Author: Bartosz Golaszewski

arch/arc/plat-axs10x/Kconfig

@@ -7,7 +7,6 @@ menuconfig ARC_PLAT_AXS10X
 	bool "Synopsys ARC AXS10x Software Development Platforms"
 	select DW_APB_ICTL
 	select GPIO_DWAPB
-	select OF_GPIO
 	select HAVE_PCI
 	select GENERIC_IRQ_CHIP
 	select GPIOLIB