leds: trigger: remove reference to obsolete CONFIG_IDE_GD_ATA

Commit b7fb14d3 ("ide: remove the legacy ide driver") removes the
definition of the config IDE_GD_ATA.

So, remove the obsolete reference in ./drivers/leds/trigger/Kconfig.
Signed-off-by: Lukas Bulwahn <lukas.bulwahn@gmail.com>
Signed-off-by: Pavel Machek <pavel@ucw.cz>

drivers/leds/trigger/Kconfig

@@ -34,7 +34,7 @@ config LEDS_TRIGGER_ONESHOT
 
 config LEDS_TRIGGER_DISK
 	bool "LED Disk Trigger"
-	depends on IDE_GD_ATA || ATA
+	depends on ATA
 	help
 	  This allows LEDs to be controlled by disk activity.
 	  If unsure, say Y.