Update dandi archive urls

[stephprince]

Motivation

Address intermittent redirection timeout failures in link checker. I don't think this requires a CHANGELOG update.

How to test the behavior?

Checklist

• Did you update CHANGELOG.md with your changes?
• Have you checked our Contributing document?
• Have you ensured the PR clearly describes the problem and the solution?
• Is your contribution compliant with our coding style? This can be checked running ruff check . && codespell from the source directory.
• Have you checked to ensure that there aren't other open Pull Requests for the same change?
• Have you included the relevant issue number using "Fix #XXX" notation where XXX is the issue number? By including "Fix #XXX" you allow GitHub to close issue #XXX when the PR is merged.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 95.23%. Comparing base (801f92e) to head (0db62dc).

Additional details and impacted files

@@           Coverage Diff           @@
##              dev    #2142   +/-   ##
=======================================
  Coverage   95.23%   95.23%           
=======================================
  Files          29       29           
  Lines        2876     2876           
  Branches      740      740           
=======================================
  Hits         2739     2739           
  Misses         83       83           
  Partials       54       54           

Flag	Coverage Δ
integration	74.44% <ø> (ø)
unit	84.94% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.