update taxi env

README.md

@@ -324,7 +324,7 @@ P.S: The `.py` file in `Runnable Demo` can be found in `dizoo`
 | 37 |                       [tabmwp](https://promptpg.github.io/explore.html)                       |                                                                                      ![discrete](https://img.shields.io/badge/-discrete-brightgreen)                                                                                      |                                ![original](./dizoo/tabmwp/tabmwp.jpeg)                                |                                                                                         [dizoo link](https://github.com/opendilab/DI-engine/tree/main/dizoo/tabmwp) <br> env tutorial <br> 环境指南                                                                                         |
 | 38 |            [frozen_lake](https://gymnasium.farama.org/environments/toy_text/frozen_lake)      |                                                                                      ![discrete](https://img.shields.io/badge/-discrete-brightgreen)                                                                                      |                                ![original](./dizoo/frozen_lake/FrozenLake.gif)                        |                                                                                         [dizoo link](https://github.com/opendilab/DI-engine/tree/main/dizoo/frozen_lake) <br> env tutorial <br> 环境指南                                                                                         |
 | 39 | [ising_model](https://github.com/mlii/mfrl/tree/master/examples/ising_model)                  |                            ![discrete](https://img.shields.io/badge/-discrete-brightgreen) ![marl](https://img.shields.io/badge/-MARL-yellow)                                                                                             |                                ![original](./dizoo/ising_env/ising_env.gif)                           | [dizoo link](https://github.com/opendilab/DI-engine/tree/main/dizoo/ising_env) <br> env tutorial <br> [环境指南](https://di-engine-docs.readthedocs.io/zh_CN/latest/13_envs/ising_model_zh.html) |
-| 40 | [taxi](https://www.gymlibrary.dev/environments/toy_text/taxi/)                  |                            ![discrete](https://img.shields.io/badge/-discrete-brightgreen)                                                                                 |                                ![original](./dizoo/taxi/Taxi-v3_episode_0.gif)                           | dizoo link <br> env tutorial <br> 环境指南 |
+| 40 | [taxi](https://www.gymlibrary.dev/environments/toy_text/taxi/)                  |                            ![discrete](https://img.shields.io/badge/-discrete-brightgreen)                                                                                 |                                ![original](./dizoo/taxi/Taxi-v3_episode_0.gif)                           | [dizoo link](https://github.com/opendilab/DI-engine/tree/main/dizoo/taxi/envs) <br> [env tutorial](https://di-engine-docs.readthedocs.io/en/latest/13_envs/taxi.html) <br> [环境指南](https://di-engine-docs.readthedocs.io/zh-cn/latest/13_envs/taxi_zh.html) |