fix: '{' and ')' are not match (#1062)

* fix: '{' doesn't match

* fix: '}' doesn't match

components/table/index.en-US.md

@@ -86,14 +86,14 @@ Follow [Vue jsx](https://github.com/vuejs/babel-plugin-transform-vue-jsx) syntax
         xxxx...
       },
     };
-  )}
+  }}
   customHeaderRow={(column) => {
     return {
       on: {
         click: () => {},        // click header row
       },
     };
-  )}
+  }}
 />
 ```
 

components/table/index.zh-CN.md

@@ -88,14 +88,14 @@ const columns = [{
       },
 
     };
-  )}
+  }}
   customHeaderRow={(column) => {
     return {
       on: {
         click: () => {},        // 点击表头行
       }
     };
-  )}
+  }}
 />
 ```