deps: bump the npm_and_yarn group in /functions with 3 updates

Bumps the npm_and_yarn group in /functions with 3 updates: [cookie](https://github.com/jshttp/cookie), [express](https://github.com/expressjs/express) and [http-proxy-middleware](https://github.com/chimurai/http-proxy-middleware).


Updates `cookie` from 0.6.0 to 0.7.1
- [Release notes](https://github.com/jshttp/cookie/releases)
- [Commits](jshttp/cookie@v0.6.0...v0.7.1)

Updates `express` from 4.21.0 to 4.21.1
- [Release notes](https://github.com/expressjs/express/releases)
- [Changelog](https://github.com/expressjs/express/blob/4.21.1/History.md)
- [Commits](expressjs/express@4.21.0...4.21.1)

Updates `http-proxy-middleware` from 3.0.0 to 3.0.3
- [Release notes](https://github.com/chimurai/http-proxy-middleware/releases)
- [Changelog](https://github.com/chimurai/http-proxy-middleware/blob/master/CHANGELOG.md)
- [Commits](chimurai/http-proxy-middleware@v3.0.0...v3.0.3)

---
updated-dependencies:
- dependency-name: cookie
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: express
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: http-proxy-middleware
  dependency-type: indirect
  dependency-group: npm_and_yarn
...

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