feat: 1、新增水印文案自定义功能；2、input-item输入框组件新增清除功能(可用于快捷清除水印文案)；3、偏好设置、主题切换、语言选择、是否全屏按钮新增动画效果 (#6800)

* feature: 新增水印文案自定义功能；

* chore: 偏好设置、主题切换、语言选择、是否全屏按钮新增动画效果

packages/locales/src/langs/en-US/preferences.json

@@ -37,6 +37,7 @@
   "language": "Language",
   "dynamicTitle": "Dynamic Title",
   "watermark": "Watermark",
+  "watermarkContent": "Please input Watermark content",
   "checkUpdates": "Periodic update check",
   "position": {
     "title": "Preferences Postion",

packages/locales/src/langs/zh-CN/preferences.json

@@ -37,6 +37,7 @@
   "language": "语言",
   "dynamicTitle": "动态标题",
   "watermark": "水印",
+  "watermarkContent": "请输入水印文案",
   "checkUpdates": "定时检查更新",
   "position": {
     "title": "偏好设置位置",