Bump svelte from 3.29.0 to 3.49.0 (#360)

Bumps [svelte](https://github.com/sveltejs/svelte) from 3.29.0 to 3.49.0.
- [Release notes](https://github.com/sveltejs/svelte/releases)
- [Changelog](https://github.com/sveltejs/svelte/blob/master/CHANGELOG.md)
- [Commits](sveltejs/svelte@v3.29.0...v3.49.0)

---
updated-dependencies:
- dependency-name: svelte
  dependency-type: direct:development
...

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