Merge pull request #52343 from Faless/enet/3.x_no_close_error

[3.x] [Net] Silence ENetMultiplayerPeer close_connection.

modules/enet/networked_multiplayer_enet.cpp

@@ -446,7 +446,9 @@ bool NetworkedMultiplayerENet::is_server() const {
 }
 
 void NetworkedMultiplayerENet::close_connection(uint32_t wait_usec) {
-	ERR_FAIL_COND_MSG(!active, "The multiplayer instance isn't currently active.");
+	if (!active) {
+		return;
+	}
 
 	_pop_current_packet();