chore(deps-dev): bump fastify from 4.28.1 to 5.1.0

Bumps [fastify](https://github.com/fastify/fastify) from 4.28.1 to 5.1.0.
- [Release notes](https://github.com/fastify/fastify/releases)
- [Commits](fastify/fastify@v4.28.1...v5.1.0)

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

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

package.json

@@ -40,7 +40,7 @@
     "@types/node": "^22.0.0",
     "eslint": "^8.6.0",
     "fast-jwt": "^4.0.0",
-    "fastify": "^4.0.3",
+    "fastify": "^5.1.0",
     "jsonwebtoken": "^9.0.0",
     "nock": "^v14.0.0-beta.16",
     "prettier": "^3.0.0",