Add codemod for LoadingButton → Button

[connor-baer]

Relates to #1167.

Purpose

Although this isn't a breaking change (yet), we should make the migration as easy as possible for developers.

Approach and changes

• Add a codemod to rename LoadingButton to Button. Their APIs are identical.

Definition of done

• Development completed
• Reviewers assigned
• Unit and integration tests
• Meets minimum browser support
• Meets accessibility requirements

[changeset-bot]

🦋 Changeset detected

Latest commit: b40cef6

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

This PR includes changesets to release 1 package

Name	Type
@sumup/circuit-ui	Patch

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[vercel]

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🔍 Inspect: https://vercel.com/sumup/oss-circuit-ui/FKgE7vMC6h3JuJhmdvwjB9CyMRwX
✅ Preview: https://oss-circuit-ui-git-feature-loading-button-codemod-sumup.vercel.app

[amelako]

🌟🐼

[codecov]

Codecov Report

Merging #1214 (b40cef6) into main (65ae3c6) will increase coverage by 0.02%.
The diff coverage is 91.66%.

@@            Coverage Diff             @@
##             main    #1214      +/-   ##
==========================================
+ Coverage   91.77%   91.80%   +0.02%     
==========================================
  Files         178      179       +1     
  Lines        3430     3442      +12     
  Branches     1074     1075       +1     
==========================================
+ Hits         3148     3160      +12     
  Misses        265      265              
  Partials       17       17              

Impacted Files	Coverage Δ
...ges/circuit-ui/cli/migrate/component-names-v4-1.ts	91.66% <91.66%> (ø)
...mponents/NotificationBanner/NotificationBanner.tsx	83.60% <0.00%> (+1.63%)	⬆️