netfilter: ebt_nflog: fix Kconfig typo

The help text should refer to nflog instead of ulog. Noticed by
Krzysztof Halasa <khc@pm.waw.pl>.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/bridge/netfilter/Kconfig b/net/bridge/netfilter/Kconfig
index 540df41..9094797 100644
--- a/net/bridge/netfilter/Kconfig
+++ b/net/bridge/netfilter/Kconfig
@@ -230,7 +230,7 @@
 	  either the old LOG target, the old ULOG target or nfnetlink_log
 	  as backend.
 
-	  This option adds the ulog watcher, that you can use in any rule
+	  This option adds the nflog watcher, that you can use in any rule
 	  in any ebtables table.
 
 	  To compile it as a module, choose M here.  If unsure, say N.