TF-3002 [WEB] Update unselected icon color for filter message button

lib/features/mailbox_dashboard/presentation/styles/filter_message_button_style.dart

@@ -0,0 +1,25 @@
+import 'package:core/presentation/extensions/color_extension.dart';
+import 'package:flutter/material.dart';
+
+class FilterMessageButtonStyle {
+  static const double iconSize = 16;
+  static const double arrowDownIconSize = 18;
+  static const double deleteIconSize = 10;
+  static const double spaceSize = 8;
+
+  static EdgeInsetsGeometry getButtonPadding(bool isSelected) {
+    if (isSelected) {
+      return const EdgeInsetsDirectional.only(start: 12, end: 4, top: 4, bottom: 4);
+    } else {
+      return const EdgeInsets.symmetric(horizontal: 12, vertical: 8);
+    }
+  }
+  static const EdgeInsetsGeometry elementPadding = EdgeInsetsDirectional.only(start: 8);
+  static const EdgeInsetsGeometry buttonMargin = EdgeInsetsDirectional.only(start: 16);
+  static const BorderRadius borderRadius = BorderRadius.all(Radius.circular(10));
+
+  static const TextStyle titleStyle = TextStyle(
+    fontSize: 13,
+    fontWeight: FontWeight.normal,
+    color: AppColor.colorFilterMessageTitle);
+}

lib/features/mailbox_dashboard/presentation/styles/search_filter_button_style.dart

@@ -19,5 +19,5 @@ class SearchFilterButtonStyle {
   static const TextStyle titleStyle = TextStyle(
     fontSize: 13,
     fontWeight: FontWeight.normal,
-    color: AppColor.colorTextButtonHeaderThread);
+    color: AppColor.colorSearchFilterTitle);
 }