```

feat(components): 添加 wd-curtain 组件类型声明

在组件类型声明文件中新增 wd-curtain 组件的类型定义，
以便在项目中正确使用该组件。
```

src/components.d.ts

@@ -25,6 +25,7 @@ declare module 'vue' {
     WdCircle: typeof import('wot-design-uni/components/wd-circle/wd-circle.vue')['default']
     WdConfigProvider: typeof import('wot-design-uni/components/wd-config-provider/wd-config-provider.vue')['default']
     WdCountDown: typeof import('wot-design-uni/components/wd-count-down/wd-count-down.vue')['default']
+    WdCurtain: typeof import('wot-design-uni/components/wd-curtain/wd-curtain.vue')['default']
     WdDivider: typeof import('wot-design-uni/components/wd-divider/wd-divider.vue')['default']
     WdIcon: typeof import('wot-design-uni/components/wd-icon/wd-icon.vue')['default']
     WdInput: typeof import('wot-design-uni/components/wd-input/wd-input.vue')['default']