Bump zod from 3.25.76 to 4.6.5 in /web

Bumps [zod](https://github.com/colinhacks/zod) from 3.25.76 to 4.6.5.
- [Release notes](https://github.com/colinhacks/zod/releases)
- [Commits](https://github.com/colinhacks/zod/compare/v3.25.76...v4.6.5)

---
updated-dependencies:
- dependency-name: zod
  dependency-version: 4.6.5
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

web/package.json

@@ -95,7 +95,7 @@
     "vaul": "^1.1.2",
     "virtua": "^0.51.3",
     "vite-plugin-monaco-editor": "^1.1.0",
-    "zod": "^3.25.76"
+    "zod": "^4.6.5"
   },
   "devDependencies": {
     "@eslint/js": "^10.0.1",