dart format and update import in hooks.dart

Author: Dalis

packages/flutter_hooks/lib/src/hooks.dart

@@ -2,14 +2,7 @@ import 'dart:async';
 
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart'
-    show
-        Brightness,
-        DraggableScrollableController,
-        ExpansionTileController,
-        WidgetStatesController,
-        SearchController,
-        TabController,
-        WidgetState;
+    show Brightness, DraggableScrollableController, ExpansionTileController, SearchController, TabController, WidgetState, WidgetStatesController, kTabScrollDuration;
 import 'package:flutter/scheduler.dart';
 import 'package:flutter/widgets.dart';
 

packages/flutter_hooks/test/use_tab_controller_test.dart

@@ -20,9 +20,7 @@ void main() {
     final element = tester.element(find.byType(HookBuilder));
 
     expect(
-      element
-          .toDiagnosticsNode(style: DiagnosticsTreeStyle.offstage)
-          .toStringDeep(),
+      element.toDiagnosticsNode(style: DiagnosticsTreeStyle.offstage).toStringDeep(),
       equalsIgnoringHashCodes(
         'HookBuilder\n'
         ' │ useSingleTickerProvider\n'