Send INITIAL_CONTACT even if we have a unique policy

NEWS

@@ -42,8 +42,7 @@ strongswan-4.5.1
   xcbc algorithms.
 
 - The IKEv2 daemon supports the INITIAL_CONTACT notify as initiator and
-  responder. The notify is sent when initiating configurations with a unique
-  policy, set in ipsec.conf via the global 'uniqueids' option.
+  responder.
 
 - The conftest conformance testing framework enables the IKEv2 stack to perform
   many tests using a distinct tool and configuration frontend. Various hooks

src/libcharon/sa/tasks/ike_auth.c

@@ -429,8 +429,7 @@ static status_t build_i(private_ike_auth_t *this, message_t *message)
 		get_reserved_id_bytes(this, id_payload);
 		message->add_payload(message, (payload_t*)id_payload);
 
-		if (idr && message->get_message_id(message) == 1 &&
-			this->peer_cfg->get_unique_policy(this->peer_cfg) != UNIQUE_NO)
+		if (idr && message->get_message_id(message))
 		{
 			host_t *host;