Bump mysql-connector-java from 5.1.46 to 8.0.12

Bumps [mysql-connector-java](https://github.com/mysql/mysql-connector-j) from 5.1.46 to 8.0.12.
- [Release notes](https://github.com/mysql/mysql-connector-j/releases)
- [Changelog](https://github.com/mysql/mysql-connector-j/blob/release/5.1/CHANGES)
- [Commits](mysql/mysql-connector-j@5.1.46...8.0.12)

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

Author: dependabot-support

pom.xml

@@ -548,7 +548,7 @@
 		<minify.plugin.version>1.7.6</minify.plugin.version>
 
 		<!-- Redefine default value from spring-boot-dependencies (https://github.com/spring-projects/spring-boot/blob/v1.5.16.RELEASE/spring-boot-dependencies/pom.xml) -->
-		<mysql.version>5.1.47</mysql.version>
+		<mysql.version>8.0.12</mysql.version>
 
 		<native2ascii.plugin.version>2.0.1</native2ascii.plugin.version>
 		<owasp-plugin.version>3.0.2</owasp-plugin.version>