Bump express from 5.1.0 to 5.2.1 in the node-dependencies group (#381)

Bumps the node-dependencies group with 1 update: [express](https://github.com/expressjs/express).


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)

---
updated-dependencies:
- dependency-name: express
  dependency-version: 5.2.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: node-dependencies
...

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

Author: dependabot[bot]

package-lock.json

@@ -12,7 +12,7 @@
   },
   "dependencies": {
     "ejs": "^3.1.10",
-    "express": "^5.1.0"
+    "express": "^5.2.1"
   },
   "devDependencies": {
     "jest": "^30.2.0"