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[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

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

Additional details and impacted files

```diff @@ 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?

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@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.