chore(deps): bump openapi-fetch from 0.13.3 to 0.13.4 (#1033)

Bumps [openapi-fetch](https://github.com/openapi-ts/openapi-typescript/tree/HEAD/packages/openapi-fetch) from 0.13.3 to 0.13.4.
- [Release notes](https://github.com/openapi-ts/openapi-typescript/releases)
- [Changelog](https://github.com/openapi-ts/openapi-typescript/blob/main/packages/openapi-fetch/CHANGELOG.md)
- [Commits](https://github.com/openapi-ts/openapi-typescript/commits/openapi-fetch@0.13.4/packages/openapi-fetch)

---
updated-dependencies:
- dependency-name: openapi-fetch
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

frontend/package.json

@@ -69,6 +69,6 @@
     "@vaadin/router": "^2.0.0",
     "firebase": "^11.1.0",
     "lit": "^3.2.1",
-    "openapi-fetch": "^0.13.3"
+    "openapi-fetch": "^0.13.4"
   }
 }