exist-mysql-jdbc-driver-8.0.29

What's Changed

• Bump exist-apps-parent from 1.11.0 to 1.12.0 by @dependabot in #13
• Bump mysql-connector-java from 8.0.28 to 8.0.29 by @dependabot in #14

Full Changelog: v8.0.28...v8.0.29