chore(deps-dev): bump @fastify/express from 1.1.0 to 4.0.3

Bumps [@fastify/express](https://github.com/fastify/fastify-express) from 1.1.0 to 4.0.3.
- [Release notes](https://github.com/fastify/fastify-express/releases)
- [Commits](fastify/fastify-express@v1.1.0...v4.0.3)

---
updated-dependencies:
- dependency-name: "@fastify/express"
  dependency-version: 4.0.3
  dependency-type: direct:development
...

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

Author: dependabot[bot]

packages/agent/package.json

@@ -46,7 +46,7 @@
     "test": "NODE_OPTIONS=--experimental-vm-modules jest"
   },
   "devDependencies": {
-    "@fastify/express": "^1.1.0",
+    "@fastify/express": "^4.0.3",
     "@forestadmin/datasource-sql": "1.17.4",
     "@nestjs/common": "^10.4.16",
     "@nestjs/core": "^10.4.16",