feat(reporting): enhance time reports page with new filters and components

- Added new components for filtering by billable status, categories, projects, members, and teams in the time reports overview.
- Implemented a new header component to manage the layout and functionality of the time reports page.
- Refactored existing components to improve organization and maintainability, including the removal of deprecated files.
- Updated localization files to support new UI elements and ensure consistency across languages.
- Adjusted the language selector to reflect the correct language codes for Chinese.

worklenz-frontend/public/locales/zh/kanban-board.json

@@ -15,5 +15,15 @@
   "assignToMe": "分配给我",
   "archive": "归档",
   "newTaskNamePlaceholder": "写一个任务名称",
-  "newSubtaskNamePlaceholder": "写一个子任务名称"
+  "newSubtaskNamePlaceholder": "写一个子任务名称",
+  "untitledSection": "无标题部分",
+  "unmapped": "未映射",
+  "clickToChangeDate": "点击更改日期",
+  "noDueDate": "无截止日期",
+  "save": "保存",
+  "clear": "清除",
+  "nextWeek": "下周",
+  "noSubtasks": "无子任务",
+  "showSubtasks": "显示子任务",
+  "hideSubtasks": "隐藏子任务"
 }