Bump on-headers and morgan

Bumps [on-headers](https://github.com/jshttp/on-headers) and [morgan](https://github.com/expressjs/morgan). These dependencies needed to be updated together.

Updates `on-headers` from 1.0.2 to 1.1.0
- [Release notes](https://github.com/jshttp/on-headers/releases)
- [Changelog](https://github.com/jshttp/on-headers/blob/master/HISTORY.md)
- [Commits](jshttp/on-headers@v1.0.2...v1.1.0)

Updates `morgan` from 1.10.0 to 1.10.1
- [Release notes](https://github.com/expressjs/morgan/releases)
- [Changelog](https://github.com/expressjs/morgan/blob/master/HISTORY.md)
- [Commits](expressjs/morgan@1.10.0...1.10.1)

---
updated-dependencies:
- dependency-name: on-headers
  dependency-version: 1.1.0
  dependency-type: indirect
- dependency-name: morgan
  dependency-version: 1.10.1
  dependency-type: indirect
...

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Author: dependabot[bot]