docs: update version badge to 5.4.24

Author: alexgreensh

README.md

@@ -3,7 +3,7 @@
 </p>
 
 <p align="center">
-  <a href="https://github.com/alexgreensh/token-optimizer/releases"><img src="https://img.shields.io/badge/version-5.4.23-green" alt="Version 5.4.23"></a>
+  <a href="https://github.com/alexgreensh/token-optimizer/releases"><img src="https://img.shields.io/badge/version-5.4.24-green" alt="Version 5.4.24"></a>
   <a href="https://github.com/alexgreensh/token-optimizer"><img src="https://img.shields.io/badge/Claude_Code-Plugin-blueviolet" alt="Claude Code Plugin"></a>
   <a href="https://github.com/alexgreensh/token-optimizer/tree/main/openclaw"><img src="https://img.shields.io/badge/OpenClaw-v2.3.0-brightgreen" alt="OpenClaw v2.3.0"></a>
   <a href="https://github.com/alexgreensh/token-optimizer/blob/main/LICENSE"><img src="https://img.shields.io/badge/license-PolyForm%20Noncommercial-blue.svg" alt="License: PolyForm Noncommercial"></a>