refactor: toaster and notification vanilla extract

[lisalupi]

Summary

Type

• Refactor

Summarise concisely:

What is expected?

Refactor components Toaster and Notification to use vanilla extract instead of Emotion

[changeset-bot]

🦋 Changeset detected

Latest commit: 667947f

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 4 packages

Name	Type
@ultraviolet/ui	Minor
@ultraviolet/form	Major
@ultraviolet/nextjs	Major
@ultraviolet/plus	Major

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 91.86%. Comparing base (107fe0e) to head (667947f).
⚠️ Report is 150 commits behind head on beta.

Additional details and impacted files

@@            Coverage Diff             @@
##             beta    #5662      +/-   ##
==========================================
- Coverage   92.17%   91.86%   -0.31%     
==========================================
  Files         289      312      +23     
  Lines        7615     7279     -336     
  Branches     3149     3000     -149     
==========================================
- Hits         7019     6687     -332     
+ Misses        596      592       -4     

Files with missing lines	Coverage Δ
packages/ui/src/components/Notification/index.tsx	100.00% <100.00%> (ø)
...kages/ui/src/components/Notification/styles.css.ts	100.00% <100.00%> (ø)
packages/ui/src/components/Toaster/index.tsx	92.00% <100.00%> (-2.12%)	⬇️
packages/ui/src/components/Toaster/styles.css.ts	100.00% <100.00%> (ø)

... and 62 files with indirect coverage changes

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