Bump mysql-connector-java from 5.1.49 to 8.0.28

Bumps [mysql-connector-java](https://github.com/mysql/mysql-connector-j) from 5.1.49 to 8.0.28.
- [Release notes](https://github.com/mysql/mysql-connector-j/releases)
- [Changelog](https://github.com/mysql/mysql-connector-j/blob/release/8.0/CHANGES)
- [Commits](mysql/mysql-connector-j@5.1.49...8.0.28)

---
updated-dependencies:
- dependency-name: mysql:mysql-connector-java
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pom.xml

@@ -48,7 +48,7 @@
         <cglib.version>3.3.0</cglib.version>
         <HikariCP.version>4.0.3</HikariCP.version>
         <jackson.version>2.13.4</jackson.version>
-        <mysql.version>5.1.49</mysql.version>
+        <mysql.version>8.0.28</mysql.version>
         <undertow.version>2.2.19.Final</undertow.version>
         <slf4j.version>1.7.36</slf4j.version>
 <!--        <fst.version>3.0.3</fst.version>-->