Bump express from 2.5.8 to 4.17.3 in /ambari-web

Bumps [express](https://github.com/expressjs/express) from 2.5.8 to 4.17.3.
- [Release notes](https://github.com/expressjs/express/releases)
- [Changelog](https://github.com/expressjs/express/blob/master/History.md)
- [Commits](https://github.com/expressjs/express/commits/4.17.3)

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

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