removes wireguard from kconfig because that directory doesn't exist
diff --git a/net/Kconfig b/net/Kconfig
index 0d521b7e..4dd633e3 100644
--- a/net/Kconfig
+++ b/net/Kconfig
@@ -87,7 +87,6 @@ config INET
 	  Short answer: say Y.
 
 if INET
-source "net/wireguard/Kconfig"
 source "net/ipv4/Kconfig"
 source "net/ipv6/Kconfig"
 source "net/netlabel/Kconfig"
