chore(deps): update dependency @sveltejs/kit to ^1.29.1 (#2300)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [@sveltejs/kit](https://kit.svelte.dev)
([source](https://github.com/sveltejs/kit/tree/HEAD/packages/kit)) |
[`^1.29.0` ->
`^1.29.1`](https://renovatebot.com/diffs/npm/@sveltejs%2fkit/1.29.0/1.29.1)
|
[![age](https://developer.mend.io/api/mc/badges/age/npm/@sveltejs%2fkit/1.29.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/@sveltejs%2fkit/1.29.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/@sveltejs%2fkit/1.29.0/1.29.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
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|

---

### Release Notes

<details>
<summary>sveltejs/kit (@&#8203;sveltejs/kit)</summary>

###
[`v1.29.1`](https://github.com/sveltejs/kit/blob/HEAD/packages/kit/CHANGELOG.md#1291)

[Compare
Source](https://github.com/sveltejs/kit/compare/@sveltejs/[email protected]...@sveltejs/[email protected])

##### Patch Changes

- fix: correctly return 415 when unexpected content types are submitted
to actions
([#&#8203;11255](https://github.com/sveltejs/kit/pull/11255))

- chore: deprecate `preloadCode` calls with multiple arguments
([#&#8203;11266](https://github.com/sveltejs/kit/pull/11266))

</details>

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framework-plugins/svelte/package.json

@@ -41,7 +41,7 @@
     "@previewjs/core": "workspace:*",
     "@previewjs/iframe": "workspace:*",
     "@previewjs/testing": "workspace:*",
-    "@sveltejs/kit": "^1.29.0",
+    "@sveltejs/kit": "^1.29.1",
     "@types/fs-extra": "^11.0.4",
     "pino": "^8.16.2",
     "pino-pretty": "^10.2.3",