docs(checkbox): fix typo (#7039)

Author: jiaowoxiaobala

components/checkbox/index.en-US.md

@@ -40,7 +40,7 @@ Checkbox component.
 | disabled | Disable all checkboxes | boolean | false |  |
 | name | The `name` property of all `input[type="checkbox"]` children | string | - | 1.5.0 |
 | options | Specifies options, you can customize `label` with slot = "label" slot-scope="option" | string\[] \| Array<{ label: string value: string disabled?: boolean, indeterminate?: boolean, onChange?: function }> | \[] |  |
-| value(v-model) | Used for setting the currently selected value. | string\[] | \[] |  |
+| value(v-model) | Used for setting the currently selected value. | (boolean \| string \| number)\[] | \[] |  |
 
 #### events
 

components/checkbox/index.zh-CN.md

@@ -41,7 +41,7 @@ coverDark: https://mdn.alipayobjects.com/huamei_7uahnr/afts/img/A*G3MjTYXL6AIAAA
 | disabled | 整组失效 | boolean | false |  |
 | name | CheckboxGroup 下所有 `input[type="checkbox"]` 的 `name` 属性 | string | - | 1.5.0 |
 | options | 指定可选项，可以通过 slot="label" slot-scope="option" 定制`label` | string\[] \| Array<{ label: string value: string disabled?: boolean, indeterminate?: boolean, onChange?: function }> | \[] |  |
-| value(v-model) | 指定选中的选项 | string\[] | \[] |  |
+| value(v-model) | 指定选中的选项 | (boolean \| string \| number)\[] | \[] |  |
 
 #### 事件