Update UI banner to inform admins of need to accept terms and conditions for multiple Apple Business Manager accounts

[gillespi314]

Related issue: Resolves #33405

Checklist for submitter

• Changes file added for user-visible changes in changes/, orbit/changes/ or ee/fleetd-chrome/changes.
• QA'd all new/changed functionality manually

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 65.82%. Comparing base (09c3c72) to head (1102cf8).
⚠️ Report is 3 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff            @@
##             main   #38031    +/-   ##
========================================
  Coverage   65.82%   65.82%            
========================================
  Files        2387     2387            
  Lines      190158   190158            
  Branches     8428     8323   -105     
========================================
  Hits       125163   125163            
  Misses      53611    53611            
  Partials    11384    11384            

Flag	Coverage Δ
frontend	54.02% <ø> (ø)

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