Bump degenerator and code-push

Removes [degenerator](https://github.com/TooTallNate/node-degenerator). It's no longer used after updating ancestor dependency [code-push](https://github.com/Microsoft/code-push). These dependencies need to be updated together.


Removes `degenerator`

Updates `code-push` from 3.0.1 to 3.1.0
- [Release notes](https://github.com/Microsoft/code-push/releases)
- [Changelog](https://github.com/microsoft/code-push/blob/master/tsconfig-release.json)
- [Commits](microsoft/code-push@v3.0.1...v3.1.0)

---
updated-dependencies:
- dependency-name: degenerator
  dependency-type: indirect
- dependency-name: code-push
  dependency-type: indirect
...

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

Author: dependabot[bot]