Updated docs/options

Author: jpranays

docs/docs/options.mdx

@@ -123,6 +123,7 @@ import { Tooltip } from 'react-tooltip';
 | `style`                 | `CSSProperties`                        | no       |                           | a CSS style object                                                                                                                | Add inline styles directly to the tooltip                                                                                                                       |
 | `position`              | `{ x: number; y: number }`             | no       |                           | any `number` value for both `x` and `y`                                                                                           | Override the tooltip position on the DOM                                                                                                                        |
 | `isOpen`                | `boolean`                              | no       |                           | `true` `false`                                                                                                                    | The tooltip can be controlled or uncontrolled, this attribute can be used to handle show and hide tooltip outside tooltip (can be used **without** `setIsOpen`) |
+| `defaultIsOpen`         | `boolean`                              | no       | `false`                   | `true` `false`                                                                                                                    | It determines the initial visibility of the tooltip. If true, the tooltip is shown by default, if false or not provided then it's in hidden state by default.   |
 | `setIsOpen`             | `function`                             | no       |                           |                                                                                                                                   | The tooltip can be controlled or uncontrolled, this attribute can be used to handle show and hide tooltip outside tooltip                                       |
 | `afterShow`             | `function`                             | no       |                           |                                                                                                                                   | A function to be called after the tooltip is shown                                                                                                              |
 | `afterHide`             | `function`                             | no       |                           |                                                                                                                                   | A function to be called after the tooltip is hidden                                                                                                             |