chore(deps): bump fastify

Bumps [fastify](https://github.com/fastify/fastify) from 4.29.1 to 5.7.3.
- [Release notes](https://github.com/fastify/fastify/releases)
- [Commits](fastify/fastify@v4.29.1...v5.7.3)

---
updated-dependencies:
- dependency-name: fastify
  dependency-version: 5.7.3
  dependency-type: direct:production
...

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

Author: dependabot[bot]

dev-packages/e2e-tests/test-applications/node-fastify-4/package.json

@@ -15,7 +15,7 @@
   "dependencies": {
     "@sentry/node": "latest || *",
     "@types/node": "^18.19.1",
-    "fastify": "4.29.1",
+    "fastify": "5.7.3",
     "typescript": "5.6.3",
     "ts-node": "10.9.2"
   },