Add release notes for 6.0.0-beta.5

Author: pwizla

docusaurus/docs/release-notes.md

@@ -27,6 +27,27 @@ New versions (minor or patch) are generally released weekly, on Wednesdays.
 
 </details>
 
+## 6.0.0-beta.5
+
+<br />
+### <Icon name='broom' /> Chore, fixes, typos, and other improvements
+
+<br />
+
+#### Repository
+- [Fixes AI button blurry box shadow](https://github.com/strapi/documentation/pull/2426)
+
+***
+This release was made possible thanks to the following contributors. Thank you! 🫶
+<div>
+<a href="https://github.com/HichamELBSI" target="_blank">
+    <img className="no-zoom" src="https://avatars.githubusercontent.com/u/7756284?v=4" width="40" height="40" style={{borderRadius: '50%'}} alt="HichamELBSI"/>
+</a>
+</div>
+<br/>
+<br/>
+
+
 ## 6.0.0-beta.4
 
 <br/>