chore(deps-dev): bump the svelte group with 2 updates

Bumps the svelte group with 2 updates: [svelte-check](https://github.com/sveltejs/language-tools) and [svelte2tsx](https://github.com/sveltejs/language-tools).


Updates `svelte-check` from 3.7.0 to 3.7.1
- [Release notes](https://github.com/sveltejs/language-tools/releases)
- [Commits](sveltejs/language-tools@svelte-check-3.7.0...svelte-check-3.7.1)

Updates `svelte2tsx` from 0.7.7 to 0.7.8
- [Release notes](https://github.com/sveltejs/language-tools/releases)
- [Commits](sveltejs/language-tools@svelte2tsx-0.7.7...svelte2tsx-0.7.8)

---
updated-dependencies:
- dependency-name: svelte-check
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: svelte
- dependency-name: svelte2tsx
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: svelte
...

Signed-off-by: dependabot[bot] <support@github.com>