netfilter: fix selection of "LED" target in netfilter

It's plural, not LED_TRIGGERS.
Signed-off-by: Alex Riesen <fork0@users.sourceforge.net>
Signed-off-by: Patrick McHardy <kaber@trash.net>

net/netfilter/Kconfig

@@ -374,7 +374,7 @@ config NETFILTER_XT_TARGET_HL
 
 config NETFILTER_XT_TARGET_LED
 	tristate '"LED" target support'
-	depends on LEDS_CLASS && LED_TRIGGERS
+	depends on LEDS_CLASS && LEDS_TRIGGERS
 	depends on NETFILTER_ADVANCED
 	help
 	  This option adds a `LED' target, which allows you to blink LEDs in