docs: fix a typo

Author: lmxyy

README.md

@@ -15,7 +15,7 @@ Join our user groups on [**Discord**](https://discord.gg/Wk6PnwX9Sm) and [**WeCh
 
 ## News
 
-- **[2025-08-27]** 🔥 Release **4-bit [4/8-step lightning Qwen-Image-Edit-2509](https://huggingface.co/lightx2v/Qwen-Image-Lightning)**! Download on [Hugging Face](https://huggingface.co/nunchaku-tech/nunchaku-qwen-image-edit-2509) or [ModelScope](https://modelscope.cn/models/nunchaku-tech/nunchaku-qwen-image-edit-2509), and try it with our [example script](examples/v1/qwen-image-edit-2509-lightning.py).
+- **[2025-09-25]** 🔥 Release **4-bit [4/8-step lightning Qwen-Image-Edit-2509](https://huggingface.co/lightx2v/Qwen-Image-Lightning)**! Download on [Hugging Face](https://huggingface.co/nunchaku-tech/nunchaku-qwen-image-edit-2509) or [ModelScope](https://modelscope.cn/models/nunchaku-tech/nunchaku-qwen-image-edit-2509), and try it with our [example script](examples/v1/qwen-image-edit-2509-lightning.py).
 - **[2025-09-24]** 🔥 Released [**4-bit Qwen-Image-Edit-2509**](https://huggingface.co/Qwen/Qwen-Image-Edit-2509)! Models are available on [Hugging Face](https://huggingface.co/nunchaku-tech/nunchaku-qwen-image-edit-2509). Try them out with our [example script](examples/v1/qwen-image-edit-2509.py). Lightning models will follow up!
 - **[2025-09-09]** 🔥 Released [**4-bit Qwen-Image-Edit**](https://huggingface.co/Qwen/Qwen-Image-Edit) together with the [4/8-step Lightning](https://huggingface.co/lightx2v/Qwen-Image-Lightning) variants! Models are available on [Hugging Face](https://huggingface.co/nunchaku-tech/nunchaku-qwen-image-edit). Try them out with our [example script](examples/v1/qwen-image-edit.py).
 - **[2025-09-04]** 🚀 Official release of **Nunchaku v1.0.0**! Qwen-Image now supports **asynchronous offloading**, reducing VRAM usage to as little as **3 GiB** with no performance loss. Check out the [tutorial](https://nunchaku.tech/docs/nunchaku/usage/qwenimage.html) to get started.