Update ReadMe.md

[theflippedbit]

Update ReadMe.md

• I have read the contributing guidelines
• I agree to the Code of Conduct
• I have followed the format prescribed in the contributing guidelines
• (OPTIONAL) In your pull request message, add additional context on the interview process if necessary

Remove the "I want to search/sort/filter/group by X!" section.

The links here have been dead for some time.

• Airtable results in "This private share link is no longer available."
• No Whiteboards results in privacy error, proceeding returns a 404