Update mybatis-spring-boot.version to v3

Author: renovate[bot]

pom.xml

@@ -80,7 +80,7 @@
     <!-- Dependencies artifact version -->
     <mybatis.version>3.5.16</mybatis.version>
     <mybatis-spring.version>2.1.2</mybatis-spring.version>
-    <mybatis-spring-boot.version>2.3.2</mybatis-spring-boot.version>
+    <mybatis-spring-boot.version>3.0.3</mybatis-spring-boot.version>
     <mybatis-thymeleaf.version>1.1.0</mybatis-thymeleaf.version>
     <mybatis-velocity.version>2.2.0</mybatis-velocity.version>
     <mybatis-freemarker.version>1.3.0</mybatis-freemarker.version>