build(deps-dev): Bump graphql from 16.7.1 to 16.8.1

Bumps [graphql](https://github.com/graphql/graphql-js) from 16.7.1 to 16.8.1.
- [Release notes](https://github.com/graphql/graphql-js/releases)
- [Commits](graphql/graphql-js@v16.7.1...v16.8.1)

---
updated-dependencies:
- dependency-name: graphql
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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