Redirect TTS button to TTS docs

[KrishnaIyer]

Summary

Redirect TTS button to TTS docs

Screenshots

Changes

• Redirect TTS button to TTS docs
• Remove the /quick-start section since that's confusing and the content is covered in TTS Docs.

Checklist

• [x] Scope: The referenced issue is addressed, there are no unrelated changes.
• [x] Run Locally: Verified that the docs build using make server, posted screenshots, verified external links.
• [x] Style Guidelines: Documentation obeys style guidelines in CONTRIBUTING.
• [x] Commits: Commit messages follow guidelines in CONTRIBUTING, there are no fixup commits left.

[KrishnaIyer]

@pierrephz thanks. Indeed there's no front end change. Your review was requested automatically, no need for a frontend review.

[pierrephz]

Alright, I don't know where is this screenshot from but it is using the old logo. Remember that you can find the updated one in the assets of the design repo in case you need it