chore(deps): update dependency unbuild to v3 (#824)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [unbuild](https://redirect.github.com/unjs/unbuild) | [`2.0.0` ->
`3.0.1`](https://renovatebot.com/diffs/npm/unbuild/2.0.0/3.0.1) |
[![age](https://developer.mend.io/api/mc/badges/age/npm/unbuild/3.0.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/unbuild/3.0.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/unbuild/2.0.0/3.0.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/unbuild/2.0.0/3.0.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>unjs/unbuild (unbuild)</summary>

###
[`v3.0.1`](https://redirect.github.com/unjs/unbuild/blob/HEAD/CHANGELOG.md#v301)

[Compare
Source](https://redirect.github.com/unjs/unbuild/compare/v3.0.0...v3.0.1)

[compare
changes](https://redirect.github.com/unjs/unbuild/compare/v3.0.0...v3.0.1)

##### 🩹 Fixes

- **rollup:** De-default default export from stub
([#&#8203;455](https://redirect.github.com/unjs/unbuild/pull/455))

##### 🏡 Chore

- Update changeloge.md
([577b841](https://redirect.github.com/unjs/unbuild/commit/577b841))

##### ❤️ Contributors

-   Daniel Roe ([@&#8203;danielroe](http://github.com/danielroe))
-   Pooya Parsa ([@&#8203;pi0](http://github.com/pi0))

###
[`v3.0.0`](https://redirect.github.com/unjs/unbuild/blob/HEAD/CHANGELOG.md#v300)

[Compare
Source](https://redirect.github.com/unjs/unbuild/compare/v2.0.0...v3.0.0)

See [github release
notes](https://redirect.github.com/unjs/unbuild/releases/edit/v3.0.0).

</details>

---

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any time (no schedule defined).

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---

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---

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packages/nuxt-module/package.json

@@ -59,6 +59,6 @@
   "devDependencies": {
     "@nuxt/module-builder": "0.8.4",
     "vite": "6.0.3",
-    "unbuild": "2.0.0"
+    "unbuild": "3.0.1"
   }
 }

packages/storybook-addon/package.json

@@ -87,7 +87,7 @@
     "@vitejs/plugin-vue-jsx": "4.1.1",
     "changelogen": "0.5.7",
     "typescript": "5.7.2",
-    "unbuild": "2.0.0",
+    "unbuild": "3.0.1",
     "nuxt": "3.14.1592",
     "vue": "3.5.13"
   },