feat(Icon): add dot prop (#4425)

src/grid/README.md

@@ -114,7 +114,7 @@ Vue.use(Grid).use(GridItem);
 |------|------|------|------|------|
 | text | Text | *string* | - | - |
 | icon | Icon name or URL | *string* | - | - |
-| info | Content of badge in the upper right corner of icon | *string \| number* | `''` | 2.2.1 |
+| info | Content of the badge | *string \| number* | `''` | 2.2.1 |
 | url | Link URL | *string* | - | - |
 | to | Target route of the link, same as to of vue-router | *string \| object* | - | - |
 | replace | If true, the navigation will not leave a history record | *boolean* | `false` | - |

src/grid/README.zh-CN.md

@@ -132,7 +132,7 @@ Vue.use(Grid).use(GridItem);
 |------|------|------|------|------|
 | text | 文字 | *string* | - | - |
 | icon | 图标名称或图片链接，可选值见 [Icon 组件](/#/zh-CN/icon) | *string* | - | - |
-| info | 图标右上角徽标提示的内容 | *string \| number* | - | 2.2.1 |
+| info | 图标右上角徽标的内容 | *string \| number* | - | 2.2.1 |
 | url | 点击后跳转的链接地址 | *string* | - | - |
 | to | 点击后跳转的目标路由对象，同 vue-router 的 [to 属性](https://router.vuejs.org/zh/api/#to) | *string \| object* | - | - |
 | replace | 跳转时是否替换当前页面历史 | *boolean* | `false` | - |