Update links to conda-store docs

[pavithraes]

Description

This pull request updates some old links to conda-store & UI docs

Pull request checklist

• [x] Did you test this change locally?
• [ ] Did you update the documentation (if required)?
• [ ] Did you add/update relevant tests for this change (if required)?

Additional information

Noticed during a user research session w/ @smeragoel and Prashant Tiwari