Bump svelte and @astrojs/svelte in /report

Bumps [svelte](https://github.com/sveltejs/svelte/tree/HEAD/packages/svelte) to 4.2.19 and updates ancestor dependency [@astrojs/svelte](https://github.com/withastro/astro/tree/HEAD/packages/integrations/svelte). These dependencies need to be updated together.


Updates `svelte` from 3.55.1 to 4.2.19
- [Release notes](https://github.com/sveltejs/svelte/releases)
- [Changelog](https://github.com/sveltejs/svelte/blob/svelte@4.2.19/packages/svelte/CHANGELOG.md)
- [Commits](https://github.com/sveltejs/svelte/commits/svelte@4.2.19/packages/svelte)

Updates `@astrojs/svelte` from 2.2.0 to 5.7.0
- [Release notes](https://github.com/withastro/astro/releases)
- [Changelog](https://github.com/withastro/astro/blob/main/packages/integrations/svelte/CHANGELOG.md)
- [Commits](https://github.com/withastro/astro/commits/@astrojs/svelte@5.7.0/packages/integrations/svelte)

---
updated-dependencies:
- dependency-name: svelte
  dependency-type: indirect
- dependency-name: "@astrojs/svelte"
  dependency-type: direct:development
...

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