feat(website): add input telemetry types section for transforms and sinks

[pront]

Summary

Used websocket_server as PoC. We need to audit all components.

Change Type

• Bug fix
• New feature
• Non-functional (chore, refactoring, docs)
• Performance

Is this a breaking change?

• Yes
• No

How did you test this PR?

Does this PR include user facing changes?

• Yes. Please add a changelog fragment based on our guidelines.
• No. A maintainer will apply the "no-changelog" label to this PR.

Notes

• Please read our Vector contributor resources.
• Do not hesitate to use @vectordotdev/vector to reach out to us regarding this PR.
• The CI checks run only after we manually approve them.
  • We recommend adding a pre-push hook, please see this template.
  • Alternatively, we recommend running the following locally before pushing to the remote branch:
    • cargo fmt --all
    • cargo clippy --workspace --all-targets -- -D warnings
    • cargo nextest run --workspace (alternatively, you can run cargo test --all)
    • ./scripts/check_changelog_fragments.sh
• After a review is requested, please avoid force pushes to help us review incrementally.
  • Feel free to push as many commits as you want. They will be squashed into one before merging.
  • For example, you can run git merge origin master and git push.
• If this PR introduces changes Vector dependencies (modifies Cargo.lock), please
  run cargo vdev build licenses to regenerate the license inventory and commit the changes (if any). More details here.

References

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[datadog-vectordotdev]

Datadog Report

Branch report: pront-website-docs-input-types-table
Commit report: 66a0a51
Test service: vector

✅ 0 Failed, 7 Passed, 0 Skipped, 25.26s Total Time

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[pront]

Unrelated failure: https://github.com/vectordotdev/vector/actions/runs/15715777689/job/44285030534

Merging manually. Everything else passed.