Bump path-to-regexp, express and @vercel/node in /api

Bumps [path-to-regexp](https://github.com/pillarjs/path-to-regexp) to 6.3.0 and updates ancestor dependencies [path-to-regexp](https://github.com/pillarjs/path-to-regexp), [express](https://github.com/expressjs/express) and [@vercel/node](https://github.com/vercel/vercel/tree/HEAD/packages/node). These dependencies need to be updated together.


Updates `path-to-regexp` from 0.1.10 to 6.3.0
- [Release notes](https://github.com/pillarjs/path-to-regexp/releases)
- [Changelog](https://github.com/pillarjs/path-to-regexp/blob/master/History.md)
- [Commits](pillarjs/path-to-regexp@v0.1.10...v6.3.0)

Updates `express` from 4.21.1 to 4.21.2
- [Release notes](https://github.com/expressjs/express/releases)
- [Changelog](https://github.com/expressjs/express/blob/4.21.2/History.md)
- [Commits](expressjs/express@4.21.1...4.21.2)

Updates `@vercel/node` from 3.2.24 to 4.0.0
- [Release notes](https://github.com/vercel/vercel/releases)
- [Changelog](https://github.com/vercel/vercel/blob/main/packages/node/CHANGELOG.md)
- [Commits](https://github.com/vercel/vercel/commits/@vercel/[email protected]/packages/node)

---
updated-dependencies:
- dependency-name: path-to-regexp
  dependency-type: indirect
- dependency-name: express
  dependency-type: indirect
- dependency-name: "@vercel/node"
  dependency-type: direct:production
...

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

api/package.json

@@ -13,7 +13,7 @@
     "@apollo/server": "^4.11.2",
     "@as-integrations/next": "^3.2.0",
     "@aws-sdk/client-sesv2": "^3.684.0",
-    "@vercel/node": "^3.2.24",
+    "@vercel/node": "^4.0.0",
     "axios": "^1.7.9",
     "cheerio": "^1.0.0",
     "graphql": "^16.9.0",