fix: Improvements to the `alias` config option

[AdrianGonz97]

• Added a test for aliasing the melt action
• Added additional clarification for its config option in its JSDoc comment

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: 91ca12d42afc1753cceb433a774fe2637136e45e

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

This PR includes changesets to release 1 package

| Name | Type | | ----------- | ----- | | @melt-ui/pp | Patch |

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