Bump express from 5.1.0 to 5.2.0 in /src/test_openid_provider

Bumps [express](https://github.com/expressjs/express) from 5.1.0 to 5.2.0.
- [Release notes](https://github.com/expressjs/express/releases)
- [Changelog](https://github.com/expressjs/express/blob/master/History.md)
- [Commits](expressjs/express@v5.1.0...v5.2.0)

---
updated-dependencies:
- dependency-name: express
  dependency-version: 5.2.0
  dependency-type: direct:development
...

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

Author: dependabot[bot]

src/test_openid_provider/package-lock.json

@@ -13,7 +13,7 @@
   "type": "module",
   "devDependencies": {
     "oidc-provider": "^9.4.2",
-    "express": "^5.1.0"
+    "express": "^5.2.0"
   },
   "private": true
 }