testing: Add some PPK scenarios

testing/tests/swanctl/rw-eap-md5-id-rsa-ppk/hosts/moon/etc/strongswan.conf

@@ -0,0 +1,9 @@
+# /etc/strongswan.conf - strongSwan configuration file
+
+swanctl {
+  load = pem pkcs1 x509 revocation constraints pubkey openssl random
+}
+
+charon-systemd {
+  load = random nonce aes md5 sha1 sha2 pem pkcs1 curve25519 gmp x509 curl revocation hmac vici kernel-netlink socket-default eap-identity eap-md5 updown
+}