[Merged by Bors] - Switch nifi-kafka-druid-superset-s3 stack to Kafka using mutual tls

[sbernauer]

Description

To test run stackablectl --additional-stacks-file stacks/stacks-v2.yaml --additional-demos-file demos/demos-v2.yaml demo install nifi-kafka-druid-water-level-data and stackablectl --additional-stacks-file stacks/stacks-v2.yaml --additional-demos-file demos/demos-v2.yaml demo install nifi-nifi-kafka-druid-earthquake-data

Review Checklist

• [ ] Code contains useful comments
• [ ] (Integration-)Test cases added (or not applicable)
• [ ] Documentation added (or not applicable)
• [ ] Changelog updated (or not applicable)
• [ ] Cargo.toml only contains references to git tags (not specific commits or branches)

Once the review is done, comment bors r+ (or bors merge) to merge. Further information

[sbernauer]

bors r+ Thx for review!

[bors[bot]]

Pull request successfully merged into main.

Build succeeded:

• Run Rustfmt