docs: update badge styles in README for improved aesthetics

README.md

@@ -3,9 +3,9 @@
 </div>
 
 <div align='center'>
-<img src='https://img.shields.io/crates/v/dumpsync?style=flat-square&logo=rust'/>
-<img src='https://img.shields.io/crates/l/dumpsync?style=flat-square'/>
-<img src='https://img.shields.io/crates/d/dumpsync?style=flat-square&logo=rust'/>
+<img src='https://img.shields.io/crates/v/dumpsync?style=for-the-badge&logo=rust'/>
+<img src='https://img.shields.io/crates/l/dumpsync?style=for-the-badge'/>
+<img src='https://img.shields.io/crates/d/dumpsync?style=for-the-badge&logo=rust'/>
 </div>
 
 DumpSync is a lightweight tool designed for efficiently dumping and restoring MySQL databases. Whether you need to create backups, restore databases, or transfer data between servers, DumpSync provides a simple and automated solution.