feat: improve README badges

Author: hsluoyz

README.md

@@ -4,8 +4,8 @@
 [![GitHub Actions](https://github.com/jcasbin/casbin-spring-boot-starter/workflows/build/badge.svg)](https://github.com/jcasbin/casbin-spring-boot-starter/actions)
 [![Maven Central](https://img.shields.io/maven-central/v/org.casbin/casbin-spring-boot-starter.svg?style=flat-square&color=brightgreen)](https://mvnrepository.com/artifact/org.casbin/casbin-spring-boot-starter/latest)
 [![License](https://img.shields.io/github/license/jcasbin/casbin-spring-boot-starter.svg?style=flat-square&color=blue)](http://www.apache.org/licenses/LICENSE-2.0.txt)
-[![SpringBootVersion](https://img.shields.io/badge/SpringBoot-2.3.5-heightgreen.svg?style=flat-square)](https://spring.io/projects/spring-boot)
-[![JCasbinVersion](https://img.shields.io/badge/JCasbinVersion-1.9.2-heightgreen.svg?style=flat-square)](https://casbin.org)
+[![SpringBootVersion](https://img.shields.io/badge/SpringBoot-2.7.12-heightgreen.svg?style=flat-square)](https://spring.io/projects/spring-boot)
+[![CasbinVersion](https://img.shields.io/badge/jCasbin-1.55.0-heightgreen.svg?style=flat-square)](https://casbin.org)
 
 [![](https://raw.githubusercontent.com/casbin/jcasbin/master/casbin-logo.png)](https://casbin.org)