chore(frontend): bump zod from 3.25.76 to 4.0.5 in /services/frontend

Bumps [zod](https://github.com/colinhacks/zod) from 3.25.76 to 4.0.5.
- [Release notes](https://github.com/colinhacks/zod/releases)
- [Commits](colinhacks/zod@v3.25.76...v4.0.5)

---
updated-dependencies:
- dependency-name: zod
  dependency-version: 4.0.5
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

services/frontend/package.json

@@ -30,7 +30,7 @@
     "vue": "^3.5.17",
     "vue-i18n": "^11.1.9",
     "vue-router": "^4.5.1",
-    "zod": "^3.25.76"
+    "zod": "^4.0.5"
   },
   "devDependencies": {
     "@commitlint/cli": "^19.8.1",