fix: show_menu icon on dark mode

frontend/app_flowy/lib/workspace/presentation/home/navigation.dart

@@ -1,6 +1,7 @@
 import 'package:app_flowy/workspace/domain/page_stack/page_stack.dart';
 import 'package:flowy_infra/image.dart';
 import 'package:flowy_infra/notifier.dart';
+import 'package:flowy_infra/theme.dart';
 import 'package:flowy_infra_ui/style_widget/icon_button.dart';
 import 'package:flowy_infra_ui/style_widget/text.dart';
 import 'package:flutter/material.dart';
@@ -81,6 +82,7 @@ class FlowyNavigation extends StatelessWidget {
   }
 
   Widget _renderCollapse(BuildContext context, PublishNotifier<bool> collapsedNotifier) {
+    final theme = context.watch<AppTheme>();
     return ChangeNotifierProvider.value(
       value: collapsedNotifier,
       child: Consumer(
@@ -94,7 +96,7 @@ class FlowyNavigation extends StatelessWidget {
                   notifier.value = false;
                 },
                 iconPadding: const EdgeInsets.fromLTRB(2, 2, 2, 2),
-                icon: svg("home/hide_menu"),
+                icon: svg("home/hide_menu", color: theme.iconColor),
               ),
             );
           } else {

frontend/app_flowy/packages/flowy_infra_ui/lib/style_widget/icon_button.dart

@@ -1,7 +1,9 @@
 import 'dart:math';
 
 import 'package:flowy_infra/image.dart';
+import 'package:flowy_infra/theme.dart';
 import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
 
 class FlowyIconButton extends StatelessWidget {
   final double width;
@@ -30,16 +32,6 @@ class FlowyIconButton extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     Widget child = icon;
-
-    // if (onPressed == null) {
-    //   child = ColorFiltered(
-    //     colorFilter: ColorFilter.mode(
-    //       Colors.grey,
-    //       BlendMode.saturation,
-    //     ),
-    //     child: child,
-    //   );
-    // }
     final size = Size(width, height ?? width);
 
     assert(size.width > iconPadding.horizontal);