Bump zod from 4.1.12 to 4.1.13

Bumps [zod](https://github.com/colinhacks/zod) from 4.1.12 to 4.1.13.
- [Release notes](https://github.com/colinhacks/zod/releases)
- [Commits](colinhacks/zod@v4.1.12...v4.1.13)

---
updated-dependencies:
- dependency-name: zod
  dependency-version: 4.1.13
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

package-lock.json

@@ -91,7 +91,7 @@
     "react-error-boundary": "^6.0.0",
     "react-markdown": "^10.1.0",
     "sanitize-data": "^1.0.5",
-    "zod": "^4.1.12"
+    "zod": "^4.1.13"
   },
   "overrides": {
     "jsdom": "^26.0.0",