Patch 1 (#7471)

* default value error 

f10a2abbd8/src/Modal.tsx (L53)

* default value error

components/modal/index.en-US.md

@@ -65,7 +65,7 @@ The properties of the object are follows:
 | okText     | Text of OK button    | string           | OK       |
 | okType    | type of the confirmation button                              | string        | primary   |
 | cancelText | Text of cancel button    | string           | Cancel       |
-| maskClosable | Determine whether to close the modal dialog when clicked mask of it. | Boolean   | `false`       |
+| maskClosable | Determine whether to close the modal dialog when clicked mask of it. | Boolean   | `true`       |
 | zIndex | To set the `z-index` of Modal | Number | 1000 |
 
 All the `Modal.method`s will return a reference, and then we can close the popup by the reference.

components/modal/index.zh-CN.md

@@ -63,7 +63,7 @@ title: Modal
 | okText     | 确认按钮文字    | string           | 确定       |
 | okType     | 确认按钮类型     | string           | primary   |
 | cancelText | 取消按钮文字    | string           | 取消       |
-| maskClosable | 点击蒙层是否允许关闭 | Boolean   | `false`    |
+| maskClosable | 点击蒙层是否允许关闭 | Boolean   | `true`    |
 | zIndex | 设置 Modal 的 `z-index` | Number | 1000 |
 
 以上函数调用后，会返回一个引用，可以通过该引用关闭弹窗。