Made build portable

dependencies/fluent_ui-3.12.0/test/icons_test.dart

@@ -0,0 +1,15 @@
+import 'package:fluent_ui/fluent_ui.dart';
+import 'package:flutter_test/flutter_test.dart';
+
+void main() {
+  testWidgets('Icons specify FluentIcons font', (WidgetTester tester) async {
+    await tester.pumpWidget(FluentApp(
+      home: NavigationView(
+        pane: NavigationPane(),
+      ),
+    ));
+
+    expect(FluentIcons.clear.fontFamily, 'FluentIcons');
+    expect(FluentIcons.search.fontFamily, 'FluentIcons');
+  });
+}