docs: remove useless vertical-right mode

components/menu/index.en-US.md

@@ -33,7 +33,7 @@ More layouts with navigation: [layout](/components/layout).
 | forceSubMenuRender | render submenu into DOM before it shows | boolean | false |
 | inlineCollapsed | specifies the collapsed status when menu is inline mode | boolean | - |
 | inlineIndent | indent px of inline menu item on each level | number | 24 |
-| mode | type of the menu; `vertical`, `horizontal`, and `inline` modes are supported | string: `vertical` \| `vertical-right` \| `horizontal` \| `inline` | `vertical` |
+| mode | type of the menu; `vertical`, `horizontal`, and `inline` modes are supported | string: `vertical` \| `horizontal` \| `inline` | `vertical` |
 | multiple | Allow selection of multiple items | boolean | false |
 | openKeys | array with the keys of currently opened sub menus | string\[] |  |
 | selectable | allow selecting menu items | boolean | true |

components/menu/index.zh-CN.md

@@ -34,7 +34,7 @@ subtitle: 导航菜单
 | forceSubMenuRender | 在子菜单展示之前就渲染进 DOM | boolean | false |
 | inlineCollapsed | inline 时菜单是否收起状态 | boolean | - |
 | inlineIndent | inline 模式的菜单缩进宽度 | number | 24 |
-| mode | 菜单类型，现在支持垂直、水平、和内嵌模式三种 | string: `vertical` `vertical-right` `horizontal` `inline` | `vertical` |
+| mode | 菜单类型，现在支持垂直、水平、和内嵌模式三种 | string: `vertical` `horizontal` `inline` | `vertical` |
 | multiple | 是否允许多选 | boolean | false |
 | openKeys | 当前展开的 SubMenu 菜单项 key 数组 | string\[] |  |
 | selectable | 是否允许选中 | boolean | true |