Bump winston from 3.11.0 to 3.12.0 (#5)

Bumps [winston](https://github.com/winstonjs/winston) from 3.11.0 to 3.12.0.
- [Release notes](https://github.com/winstonjs/winston/releases)
- [Changelog](https://github.com/winstonjs/winston/blob/master/CHANGELOG.md)
- [Commits](https://github.com/winstonjs/winston/compare/v3.11.0...v3.12.0

)

---
updated-dependencies:
- dependency-name: winston
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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