use pluto's default plugins

testing/tests/ikev1/after-2038-certs/hosts/carol/etc/strongswan.conf

@@ -1,5 +0,0 @@
-# /etc/strongswan.conf - strongSwan configuration file
-
-charon {
-  load = curl aes des sha1 sha2 md5 gmp random x509 pubkey hmac xcbc stroke kernel-netlink updown
-}

testing/tests/ikev1/after-2038-certs/hosts/moon/etc/strongswan.conf

@@ -1,5 +0,0 @@
-# /etc/strongswan.conf - strongSwan configuration file
-
-charon {
-  load = curl aes des sha1 sha2 md5 gmp random x509 pubkey hmac xcbc stroke kernel-netlink updown
-}