chore(deps): bump express and @types/express (#47)

Bumps [express](https://github.com/expressjs/express) and [@types/express](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/express). These dependencies needed to be updated together.

Updates `express` from 5.1.0 to 5.2.1
- [Release notes](https://github.com/expressjs/express/releases)
- [Changelog](https://github.com/expressjs/express/blob/master/History.md)
- [Commits](expressjs/express@v5.1.0...v5.2.1)

Updates `@types/express` from 5.0.5 to 5.0.6
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/express)

---
updated-dependencies:
- dependency-name: express
  dependency-version: 5.2.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: "@types/express"
  dependency-version: 5.0.6
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

reference-apps/typescript-api-first/package-lock.json

@@ -22,7 +22,7 @@
   "dependencies": {
     "amqplib": "^0.10.3",
     "cors": "^2.8.5",
-    "express": "^5.1.0",
+    "express": "^5.2.1",
     "helmet": "^8.1.0",
     "js-yaml": "^4.1.1",
     "mongodb": "^7.0.0",
@@ -38,7 +38,7 @@
     "@openapitools/openapi-generator-cli": "^2.25.2",
     "@types/amqplib": "^0.10.1",
     "@types/cors": "^2.8.17",
-    "@types/express": "^5.0.5",
+    "@types/express": "^5.0.6",
     "@types/jest": "^30.0.0",
     "@types/node": "^24.10.1",
     "@types/pg": "^8.10.9",