Upgrading kafka dependencies and implementing ssl properties

[eimarfandino]

• Updating kafka dependencies
• Updating spring boot dependency
• Implementing ssl properties for consumer and producer

[david-bc]

Thanks for adding Docker and Docker compose files!

[eimarfandino]

the docker files will follow in another commit 😄 i pushed too much :)

[david-bc]

Thanks @eimarfandino !