Merge pull request #9 from tianyunperfect/dependabot/maven/springboot-main/mysql-mysql-connector-java-8.0.28

Bump mysql-connector-java from 8.0.16 to 8.0.28 in /springboot-main

springboot-main/pom.xml

@@ -39,7 +39,7 @@
                     <dependency>
                         <groupId>mysql</groupId>
                         <artifactId>mysql-connector-java</artifactId>
-                        <version>8.0.16</version>
+                        <version>8.0.28</version>
                     </dependency>
                     <dependency>
                         <groupId>com.itfsw</groupId>
@@ -133,7 +133,7 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>8.0.27</version>
+            <version>8.0.28</version>
         </dependency>
     </dependencies>