build(deps): bump fastify from 5.2.0 to 5.2.1

Bumps [fastify](https://github.com/fastify/fastify) from 5.2.0 to 5.2.1.
- [Release notes](https://github.com/fastify/fastify/releases)
- [Commits](fastify/fastify@v5.2.0...v5.2.1)

---
updated-dependencies:
- dependency-name: fastify
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

package.json

@@ -23,7 +23,7 @@
   "dependencies": {
     "date-fns": "^4.1.0",
     "dotenv": "^16.4.7",
-    "fastify": "^5.2.0",
+    "fastify": "^5.2.1",
     "fastify-cli": "^7.3.0",
     "fastify-plugin": "^5.0.1",
     "hi-base32": "^0.5.1",