feat: add redis_cli, kafka_cli, and neovim binary features

[caspersg]

What type of PR is this?

• [x] Add a new dev container collection
• [ ] Update to an existing dev container collection
• [ ] Documentation/spec update
• [ ] Other containers.dev site update (UX, layout, etc)

Related Issues

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Description

This PR adds two three dev-container features to the index:

Redis CLI Binary (redis_cli) - A feature that installs redis-cli from binary Neovim (Binary) (neovim)- A feature that installs neovim from binary Kafka CLI tools (kafka_cli) - A feature that installs the kafka CLI tools from binary All features are available at: https://github.com/caspersg/devcontainer_features

Collection checklist

If your PR contributes a new collection, please utilize this checklist:

• [x] Collection name
• [x] Maintainer name
• [x] Maintainer contact link (i.e. link to a GitHub repo, email)
• [x] Repository URL
• [x] OCI Reference
• [x] I acknowledge that this collection provides new functionality, distinct from the existing collections part of this index.