build(deps): bump zod from 3.25.76 to 4.3.6 in /typescript

Bumps [zod](https://github.com/colinhacks/zod) from 3.25.76 to 4.3.6.
- [Release notes](https://github.com/colinhacks/zod/releases)
- [Commits](colinhacks/zod@v3.25.76...v4.3.6)

---
updated-dependencies:
- dependency-name: zod
  dependency-version: 4.3.6
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

typescript/package-lock.json

@@ -55,7 +55,7 @@
     "@openai/agents": "^0.3.3",
     "@sumup/sdk": "^0.0.13",
     "ai": "^5.0.103",
-    "zod": "^3.25.76"
+    "zod": "^4.3.6"
   },
   "devDependencies": {
     "@biomejs/biome": "^2.3.12",