Bump svelte-jester from 3.0.0 to 5.0.0 (#2916)

Bumps [svelte-jester](https://github.com/svelteness/svelte-jester) from 3.0.0 to 5.0.0.
- [Changelog](https://github.com/svelteness/svelte-jester/blob/master/CHANGELOG.md)
- [Commits](svelteness/svelte-jester@v3.0.0...v5.0.0)

---
updated-dependencies:
- dependency-name: svelte-jester
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

test/unit/package.json

@@ -40,7 +40,7 @@
     "shepherd.js": "workspace:*",
     "start-server-and-test": "^2.0.8",
     "svelte": "^4.2.19",
-    "svelte-jester": "^3.0.0",
+    "svelte-jester": "^5.0.0",
     "typescript": "^5.6.3"
   },
   "packageManager": "pnpm@9.2.0",