deps: bump winston from 3.15.0 to 3.18.3

Bumps [winston](https://github.com/winstonjs/winston) from 3.15.0 to 3.18.3.
- [Release notes](https://github.com/winstonjs/winston/releases)
- [Changelog](https://github.com/winstonjs/winston/blob/master/CHANGELOG.md)
- [Commits](winstonjs/winston@v3.15.0...v3.18.3)

---
updated-dependencies:
- dependency-name: winston
  dependency-version: 3.18.3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]