fix(dependabot): bump fastify in the major group across 1 directory

Bumps the major group with 1 update in the / directory: [fastify](https://github.com/fastify/fastify).


Updates `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:production
  update-type: version-update:semver-major
  dependency-group: major
...

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

package.json

@@ -27,7 +27,7 @@
     "@nestjs/config": "3.2.3",
     "@nestjs/core": "10.4.4",
     "@nestjs/platform-fastify": "10.4.4",
-    "fastify": "4.28.1",
+    "fastify": "5.1.0",
     "reflect-metadata": "0.2.2",
     "rxjs": "7.8.1",
     "zod": "3.23.8"