chore: remove admin interface link from dashboard cards

[cugu]

Summary

• remove the "Open Admin Interface" anchors from the Catalyst cards on the dashboard so the shortcut is no longer displayed

Testing

• npm run build (fails: existing TypeScript errors unrelated to this change)

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https://chatgpt.com/codex/tasks/task_e_68d01216ee5c8332ade3ac5a56e74bdc

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 66.13%. Comparing base (fedda9d) to head (8db3285).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1156   +/-   ##
=======================================
  Coverage   66.13%   66.13%           
=======================================
  Files          58       58           
  Lines       10499    10499           
=======================================
+ Hits         6943     6944    +1     
+ Misses       3556     3555    -1     

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