build(deps): Bump @testing-library/svelte from 5.3.0 to 5.3.1

Bumps [@testing-library/svelte](https://github.com/testing-library/svelte-testing-library/tree/HEAD/packages/svelte) from 5.3.0 to 5.3.1.
- [Release notes](https://github.com/testing-library/svelte-testing-library/releases)
- [Changelog](https://github.com/testing-library/svelte-testing-library/blob/main/CHANGELOG.md)
- [Commits](https://github.com/testing-library/svelte-testing-library/commits/@testing-library/[email protected]/packages/svelte)

---
updated-dependencies:
- dependency-name: "@testing-library/svelte"
  dependency-version: 5.3.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -78,7 +78,7 @@
     "@mermaid-js/mermaid-cli": "11.12.0",
     "@popperjs/core": "2.11.8",
     "@prisma/client": "5.22.0",
-    "@testing-library/svelte": "5.3.0",
+    "@testing-library/svelte": "5.3.1",
     "@types/jest": "30.0.0",
     "@types/node": "25.0.3",
     "autoprefixer": "10.4.23",