ipvs: Kconfig cleanup

IP_VS_PROTO_AH_ESP should be set iff either of IP_VS_PROTO_{AH,ESP} is
selected. Express this with standard kconfig syntax.
Signed-off-by: Michal Marek <mmarek@suse.cz>
Acked-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Patrick McHardy <kaber@trash.net>

net/netfilter/ipvs/Kconfig

@@ -87,19 +87,16 @@ config	IP_VS_PROTO_UDP
 	  protocol. Say Y if unsure.
 
 config	IP_VS_PROTO_AH_ESP
-	bool
-	depends on UNDEFINED
+	def_bool IP_VS_PROTO_ESP || IP_VS_PROTO_AH
 
 config	IP_VS_PROTO_ESP
 	bool "ESP load balancing support"
-	select IP_VS_PROTO_AH_ESP
 	---help---
 	  This option enables support for load balancing ESP (Encapsulation
 	  Security Payload) transport protocol. Say Y if unsure.
 
 config	IP_VS_PROTO_AH
 	bool "AH load balancing support"
-	select IP_VS_PROTO_AH_ESP
 	---help---
 	  This option enables support for load balancing AH (Authentication
 	  Header) transport protocol. Say Y if unsure.