Bump zod from 3.25.76 to 4.4.3 in /src/js-host-api/examples/mcp-server

Bumps [zod](https://github.com/colinhacks/zod) from 3.25.76 to 4.4.3.
- [Release notes](https://github.com/colinhacks/zod/releases)
- [Commits](colinhacks/zod@v3.25.76...v4.4.3)

---
updated-dependencies:
- dependency-name: zod
  dependency-version: 4.4.3
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

src/js-host-api/examples/mcp-server/package-lock.json

@@ -11,7 +11,7 @@
     },
     "dependencies": {
         "@modelcontextprotocol/sdk": "^1.26.0",
-        "zod": "^3.25.0"
+        "zod": "^4.4.3"
     },
     "devDependencies": {
         "vitest": "^4.1.0"