build(deps): bump yaml from 2.8.2 to 2.8.3 in /docs

Bumps [yaml](https://github.com/eemeli/yaml) from 2.8.2 to 2.8.3.
- [Release notes](https://github.com/eemeli/yaml/releases)
- [Commits](eemeli/yaml@v2.8.2...v2.8.3)

---
updated-dependencies:
- dependency-name: yaml
  dependency-version: 2.8.3
  dependency-type: indirect
...

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

Author: dependabot[bot]