docs(image-viewer): update z-index desc (#755)

* docs(image-viewer): update z-index  desc

* docs(image-viewer): update z-index  desc

---------

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: liweijie0812

db/TDesign.db

@@ -26,7 +26,7 @@ trigger | TNode | - | 触发图片预览的元素，可能是一个预览按钮
 viewerScale | Object | - | 限制预览器缩放的最小宽度和最小高度，仅 `mode=modeless` 时有效。TS 类型：`ImageViewerScale` `interface ImageViewerScale { minWidth: number; minHeight: number }`。[详细类型定义](https://github.com/Tencent/tdesign-react/blob/develop/packages/components/image-viewer/type.ts) | N
 visible | Boolean | false | 隐藏/显示预览 | N
 defaultVisible | Boolean | false | 隐藏/显示预览。非受控属性 | N
-zIndex | Number | - | 层级，默认为 2000 | N
+zIndex | Number | - | 层级，默认为 3000 | N
 onClose | Function |  | TS 类型：`(context: { trigger: 'close-btn' \| 'overlay' \| 'esc'; e: MouseEvent \| KeyboardEvent }) => void`<br/>关闭时触发，事件参数包含触发关闭的来源：关闭按钮、遮罩层、ESC 键 | N
 onDownload | Function |  | TS 类型：`(url: string \| File) => void`<br/>自定义预览图片下载操作，url为图片链接 | N
 onIndexChange | Function |  | TS 类型：`(index: number, context: { trigger: 'prev' \| 'next' \| 'current' }) => void`<br/>预览图片切换时触发，`context.prev` 切换到上一张图片，`context.next` 切换到下一张图片 | N

packages/products/tdesign-react/packages/components/image-viewer/image-viewer.md

@@ -99,7 +99,7 @@ export interface TdImageViewerProps {
    */
   defaultVisible?: boolean;
   /**
-   * 层级，默认为 2000
+   * 层级，默认为 3000
    */
   zIndex?: number;
   /**

packages/products/tdesign-react/packages/components/image-viewer/type.ts

@@ -24,7 +24,7 @@ trigger | String / Slot / Function | - | 触发图片预览的元素，可能是
 viewerScale | Object | - | 限制预览器缩放的最小宽度和最小高度，仅 `mode=modeless` 时有效。TS 类型：`ImageViewerScale` `interface ImageViewerScale { minWidth: number; minHeight: number }`。[详细类型定义](https://github.com/Tencent/tdesign-vue-next/blob/develop/packages/components/image-viewer/type.ts) | N
 visible | Boolean | false | 隐藏/显示预览。支持语法糖 `v-model` 或 `v-model:visible` | N
 defaultVisible | Boolean | false | 隐藏/显示预览。非受控属性 | N
-zIndex | Number | - | 层级，默认为 2000 | N
+zIndex | Number | - | 层级，默认为 3000 | N
 onClose | Function |  | TS 类型：`(context: { trigger: 'close-btn' \| 'overlay' \| 'esc'; e: MouseEvent \| KeyboardEvent }) => void`<br/>关闭时触发，事件参数包含触发关闭的来源：关闭按钮、遮罩层、ESC 键 | N
 onDownload | Function |  | TS 类型：`(url: string \| File) => void`<br/>自定义预览图片下载操作，url为图片链接 | N
 onIndexChange | Function |  | TS 类型：`(index: number, context: { trigger: 'prev' \| 'next' \| 'current' }) => void`<br/>预览图片切换时触发，`context.prev` 切换到上一张图片，`context.next` 切换到下一张图片 | N

packages/products/tdesign-vue-next/packages/components/image-viewer/image-viewer.md

@@ -99,7 +99,7 @@ export default {
   },
   /** 隐藏/显示预览，非受控属性 */
   defaultVisible: Boolean,
-  /** 层级，默认为 2000 */
+  /** 层级，默认为 3000 */
   zIndex: {
     type: Number,
   },

packages/products/tdesign-vue-next/packages/components/image-viewer/props.ts

@@ -103,7 +103,7 @@ export interface TdImageViewerProps {
    */
   modelValue?: boolean;
   /**
-   * 层级，默认为 2000
+   * 层级，默认为 3000
    */
   zIndex?: number;
   /**

packages/products/tdesign-vue-next/packages/components/image-viewer/type.ts

@@ -24,7 +24,7 @@ trigger | String / Slot / Function | - | 触发图片预览的元素，可能是
 viewerScale | Object | - | 限制预览器缩放的最小宽度和最小高度，仅 `mode=modeless` 时有效。TS 类型：`ImageViewerScale` `interface ImageViewerScale { minWidth: number; minHeight: number }`。[详细类型定义](https://github.com/Tencent/tdesign-vue/tree/develop/src/image-viewer/type.ts) | N
 visible | Boolean | false | 隐藏/显示预览。支持语法糖 `v-model` | N
 defaultVisible | Boolean | false | 隐藏/显示预览。非受控属性 | N
-zIndex | Number | - | 层级，默认为 2000 | N
+zIndex | Number | - | 层级，默认为 3000 | N
 onClose | Function |  | TS 类型：`(context: { trigger: 'close-btn' \| 'overlay' \| 'esc'; e: MouseEvent \| KeyboardEvent }) => void`<br/>关闭时触发，事件参数包含触发关闭的来源：关闭按钮、遮罩层、ESC 键 | N
 onDownload | Function |  | TS 类型：`(url: string \| File) => void`<br/>自定义预览图片下载操作，url为图片链接 | N
 onIndexChange | Function |  | TS 类型：`(index: number, context: { trigger: 'prev' \| 'next' \| 'current' }) => void`<br/>预览图片切换时触发，`context.prev` 切换到上一张图片，`context.next` 切换到下一张图片 | N

packages/products/tdesign-vue/src/image-viewer/image-viewer.md

@@ -92,7 +92,7 @@ export default {
   visible: Boolean,
   /** 隐藏/显示预览，非受控属性 */
   defaultVisible: Boolean,
-  /** 层级，默认为 2000 */
+  /** 层级，默认为 3000 */
   zIndex: {
     type: Number,
   },

packages/products/tdesign-vue/src/image-viewer/props.ts

@@ -98,7 +98,7 @@ export interface TdImageViewerProps {
    */
   defaultVisible?: boolean;
   /**
-   * 层级，默认为 2000
+   * 层级，默认为 3000
    */
   zIndex?: number;
   /**

packages/products/tdesign-vue/src/image-viewer/type.ts

@@ -67231,7 +67231,7 @@
       ],
       "field_default_value": "",
       "field_enum": "",
-      "field_desc_zh": "层级，默认为 2000",
+      "field_desc_zh": "层级，默认为 3000",
       "field_desc_en": null,
       "field_required": 0,
       "event_input": "",