build(deps): bump postcss-values-parser

Bumps the production-dependencies group with 1 update: [postcss-values-parser](https://github.com/shellscape/postcss-values-parser).


Updates `postcss-values-parser` from 6.0.2 to 7.0.0
- [Release notes](https://github.com/shellscape/postcss-values-parser/releases)
- [Commits](https://github.com/shellscape/postcss-values-parser/commits)

---
updated-dependencies:
- dependency-name: postcss-values-parser
  dependency-version: 7.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: production-dependencies
...

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

Author: dependabot[bot]