testing: Converted ipv6/rw-psk-ikev2 to swanctl

testing/tests/ipv6/rw-psk-ikev2/hosts/moon/etc/swanctl/swanctl.conf

@@ -0,0 +1,37 @@
+connections {
+
+   rw {
+      local_addrs  = fec0::1
+
+      local {
+         auth = psk
+         id = fec0::1
+       }
+      remote {
+         auth = psk
+      }
+      children {
+         net {
+            local_ts  = fec1::0/16
+
+            updown = /usr/local/libexec/ipsec/_updown iptables
+            esp_proposals = aes128-sha256-x25519
+         }
+      }
+      version = 2
+      proposals = aes128-sha256-x25519
+   }
+}
+
+secrets {
+
+   ike-carol {
+      id = fec0::10
+      secret = 0sFpZAZqEN6Ti9sqt4ZP5EWcqx
+   }
+
+   ike-dave {
+      id = fec0::20
+      secret = 0sjVzONCF02ncsgiSlmIXeqhGN
+   }
+}