Add JDBC Driver for MySQL database in the package

[Mon-MFEC]

Problem

The JDBC connector provided by Confluent does not come with a JDBC driver for MySQL.

Solution

Add the JDBC driver for the MySQL database to the JDBC connector package.

Does this solution apply anywhere else?

• [ ] yes
• [x] no

If yes, where?

Test Strategy

Testing done:

• [ ] Unit tests
• [x] Integration tests
• [ ] System tests
• [ ] Manual tests

Release Plan

[confluent-cla-assistant[bot]]

:tada: All Contributor License Agreements have been signed. Ready to merge.
:white_check_mark: Mon-MFEC
_{Please push an empty commit if you would like to re-run the checks to verify CLA status for all contributors.}

[Mon-MFEC]

@poojakuntalcflt Would you mind reviewing my PR for me?

[Mon-MFEC]

@skaushikcflt Would you mind reviewing my PR for me?