chore(deps-dev): bump cspell from 5.19.7 to 6.4.0

Bumps [cspell](https://github.com/streetsidesoftware/cspell) from 5.19.7 to 6.4.0.
- [Release notes](https://github.com/streetsidesoftware/cspell/releases)
- [Changelog](https://github.com/streetsidesoftware/cspell/blob/main/CHANGELOG.md)
- [Commits](streetsidesoftware/cspell@v5.19.7...v6.4.0)

---
updated-dependencies:
- dependency-name: cspell
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]