[Snyk] Upgrade: com.alibaba:fastjson, org.mybatis.spring.boot:mybatis-spring-boot-starter, com.github.pagehelper:pagehelper-spring-boot-starter, mysql:mysql-connector-java, org.projectlombok:lombok, org.springframework.boot:spring-boot-devtools, org.springframework.boot:spring-boot-starter-thymeleaf, org.springframework.boot:spring-boot-starter-web#12