chore(deps): bump fastify in /examples/openapi-ts-fastify

Bumps [fastify](https://github.com/fastify/fastify) from 5.2.0 to 5.3.2.
- [Release notes](https://github.com/fastify/fastify/releases)
- [Commits](fastify/fastify@v5.2.0...v5.3.2)

---
updated-dependencies:
- dependency-name: fastify
  dependency-version: 5.3.2
  dependency-type: direct:production
...

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

Author: dependabot[bot]

examples/openapi-ts-fastify/package.json

@@ -10,7 +10,7 @@
   },
   "dependencies": {
     "@hey-api/client-fetch": "workspace:*",
-    "fastify": "5.2.0",
+    "fastify": "5.3.2",
     "fastify-openapi-glue": "4.8.0"
   },
   "devDependencies": {