netfilter: trivial Kconfig spelling fixes

Supplements commit 67c0d57930ff9a24c6c34abee1b01f7716a9b0e2.

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/netfilter/Kconfig b/net/ipv6/netfilter/Kconfig
index 625353a..29d643b 100644
--- a/net/ipv6/netfilter/Kconfig
+++ b/net/ipv6/netfilter/Kconfig
@@ -101,7 +101,7 @@
 	---help---
 	This is a backwards-compat option for the user's convenience
 	(e.g. when running oldconfig). It selects
-	COFNIG_NETFILTER_XT_MATCH_HL.
+	CONFIG_NETFILTER_XT_MATCH_HL.
 
 config IP6_NF_MATCH_IPV6HEADER
 	tristate '"ipv6header" IPv6 Extension Headers Match'
@@ -137,7 +137,7 @@
 	---help---
 	This is a backwards-compat option for the user's convenience
 	(e.g. when running oldconfig). It selects
-	COFNIG_NETFILTER_XT_TARGET_HL.
+	CONFIG_NETFILTER_XT_TARGET_HL.
 
 config IP6_NF_TARGET_LOG
 	tristate "LOG target support"