chore(docs): remove outdated information from docs/index.md

[kadel]

Description

Remove some of the most updated information from the documentation index.

It definitely needs more updates than just this. I just wanted to remove the most obviously outdated information from it.

Which issue(s) does this PR fix

• Fixes #?

PR acceptance criteria

Please make sure that the following steps are complete:

• GitHub Actions are completed and successful
• Unit Tests are updated and passing
• E2E Tests are updated and passing
• Documentation is updated if necessary (requirement for new features)
• Add a screenshot if the change is UX/UI related

How to test changes / Special notes to the reviewer

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