[MP] Fix division by zero in network profiler

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

The editor conditional 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;
 	}
 }