[MP] Fix division by zero in network profile

The debugger reports synchronizers with empty state to the debugger
even if no data is being sent to other peers.

The editor condition to avoid division by zero was checking the wrong
variable.

modules/multiplayer/editor/editor_network_profiler.cpp

@@ -227,10 +227,10 @@ void EditorNetworkProfiler::add_sync_frame_data(const SyncInfo &p_frame) {
 		sync_data[p_frame.synchronizer].outgoing_syncs += p_frame.outgoing_syncs;
 	}
 	SyncInfo &info = sync_data[p_frame.synchronizer];
-	if (info.incoming_syncs) {
+	if (p_frame.incoming_syncs) {
 		info.incoming_size = p_frame.incoming_size / p_frame.incoming_syncs;
 	}
-	if (info.outgoing_syncs) {
+	if (p_frame.outgoing_syncs) {
 		info.outgoing_size = p_frame.outgoing_size / p_frame.outgoing_syncs;
 	}
 }