[development] Add more services to example helmfile

[sotojn]

This PR makes the following changes:

• Adds the following optional services to the example helmfile:
  • Kafka/Zookeeper
  • Elasticsearch 6 and 7
  • Opensearch 1
  • Choas-mesh
    • This will be a useful networking test tool for development
    • https://chaos-mesh.org/
• Adds the ability for the user to set the nodePort on all es and os services within the helmfile instead of just opensearch2.
• Updated helm example docs
• Add the ability to create a custom teraslice kind cluster with configurable services

[busma13]

LGTM