platform/x86: apple_gmux: Drop no longer used ACPI_VIDEO Kconfig dependency

The apple_gmux code no longer uses any symbols from the ACPI_VIDEO code,
so that dependency can be dropped.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20230123154512.852921-1-hdegoede@redhat.com

drivers/platform/x86/Kconfig

@@ -214,7 +214,6 @@ config APPLE_GMUX
 	depends on PNP
 	depends on BACKLIGHT_CLASS_DEVICE
 	depends on BACKLIGHT_APPLE=n || BACKLIGHT_APPLE
-	depends on ACPI_VIDEO=n || ACPI_VIDEO
 	help
 	  This driver provides support for the gmux device found on many
 	  Apple laptops, which controls the display mux for the hybrid