chore(deps-dev): bump fastify from 4.29.0 to 5.2.0

Bumps [fastify](https://github.com/fastify/fastify) from 4.29.0 to 5.2.0.
- [Release notes](https://github.com/fastify/fastify/releases)
- [Commits](fastify/fastify@v4.29.0...v5.2.0)

---
updated-dependencies:
- dependency-name: fastify
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -36,7 +36,7 @@
   "devDependencies": {
     "@fastify/multipart": "^8.0.0",
     "@types/node": "^22.0.0",
-    "fastify": "^4.17.0",
+    "fastify": "^5.2.0",
     "light-my-request": "^6.0.0",
     "multiparty": "^4.2.1",
     "standard": "^17.0.0",