fix: correct typo in Alert component prop

[milad-emami]

Corrected the typo in the prop name of the Alert component from 'varaint' to 'variant'. This change ensures the proper functioning of the alert in informational variant.

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 88.97%. Comparing base (9bce0a3) to head (d9545f4).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #494   +/-   ##
=======================================
  Coverage   88.97%   88.97%           
=======================================
  Files         248      248           
  Lines        4545     4545           
  Branches      936      940    +4     
=======================================
  Hits         4044     4044           
  Misses        468      468           
  Partials       33       33           

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[e0d]

@KristinAoki @milad-emami doesn't have merge access, are you happy to merge for them?

[openedx-webhooks]

@milad-emami 🎉 Your pull request was merged! Please take a moment to answer a two question survey so we can improve your experience in the future.