Bump the npm_and_yarn group across 1 directory with 4 updates

Bumps the npm_and_yarn group with 2 updates in the / directory: [express](https://github.com/expressjs/express) and [nanoid](https://github.com/ai/nanoid).


Updates `express` from 4.19.2 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@4.19.2...4.21.2)

Updates `nanoid` from 3.3.7 to 3.3.8
- [Release notes](https://github.com/ai/nanoid/releases)
- [Changelog](https://github.com/ai/nanoid/blob/main/CHANGELOG.md)
- [Commits](ai/nanoid@3.3.7...3.3.8)

Updates `send` from 0.18.0 to 0.19.0
- [Release notes](https://github.com/pillarjs/send/releases)
- [Changelog](https://github.com/pillarjs/send/blob/master/HISTORY.md)
- [Commits](pillarjs/send@0.18.0...0.19.0)

Updates `serve-static` from 1.15.0 to 1.16.2
- [Release notes](https://github.com/expressjs/serve-static/releases)
- [Changelog](https://github.com/expressjs/serve-static/blob/v1.16.2/HISTORY.md)
- [Commits](expressjs/serve-static@v1.15.0...v1.16.2)

---
updated-dependencies:
- dependency-name: express
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: nanoid
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: send
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: serve-static
  dependency-type: indirect
  dependency-group: npm_and_yarn
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]