Bump yaml from 2.2.2 to 2.8.1 in /scripts (#610)

Bumps [yaml](https://github.com/eemeli/yaml) from 2.2.2 to 2.8.1.
- [Release notes](https://github.com/eemeli/yaml/releases)
- [Commits](eemeli/yaml@v2.2.2...v2.8.1)

---
updated-dependencies:
- dependency-name: yaml
  dependency-version: 2.8.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]