Fix the wrong PR url (to diffuser repo) in README.md

README.md

@@ -85,7 +85,7 @@ Install the latest version of diffusers, use the following command:
 <details>
   <summary><sup>Click here for details for why you need to install diffusers from source</sup></summary>
 
-  We have submitted two pull requests ([#12703](https://github.com/huggingface/diffusers/pull/12703) and [#12715](https://github.com/huggingface/diffusers/pull/12704)) to the 🤗 diffusers repository to add support for Z-Image. Both PRs have been merged into the latest official diffusers release.
+  We have submitted two pull requests ([#12703](https://github.com/huggingface/diffusers/pull/12703) and [#12715](https://github.com/huggingface/diffusers/pull/12715)) to the 🤗 diffusers repository to add support for Z-Image. Both PRs have been merged into the latest official diffusers release.
   Therefore, you need to install diffusers from source for the latest features and Z-Image support.
 
 </details>