Bump @tanstack/svelte-query-devtools in /src/frontend

Bumps [@tanstack/svelte-query-devtools](https://github.com/TanStack/query/tree/HEAD/packages/svelte-query-devtools) from 6.0.2 to 6.0.3.
- [Release notes](https://github.com/TanStack/query/releases)
- [Changelog](https://github.com/TanStack/query/blob/main/packages/svelte-query-devtools/CHANGELOG.md)
- [Commits](https://github.com/TanStack/query/commits/@tanstack/svelte-query-devtools@6.0.3/packages/svelte-query-devtools)

---
updated-dependencies:
- dependency-name: "@tanstack/svelte-query-devtools"
  dependency-version: 6.0.3
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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