sort and filter added to tenders web

lib/views/tenders/pages/tenders_screen.dart

@@ -21,7 +21,7 @@ class _TendersScreenState extends State<TendersScreen> {
   void initState() {
     viewModel = context.read<TendersViewModel>();
     WidgetsBinding.instance.addPostFrameCallback((_) {
-      viewModel.getTenders(context: context);
+      viewModel.init(context);
     });
     super.initState();
   }