Bump the all group across 1 directory with 3 updates (#2674)

Bumps the all group with 3 updates in the / directory: [@primer/stylelint-config](https://github.com/primer/stylelint-config), [autoprefixer](https://github.com/postcss/autoprefixer) and [eslint-plugin-jest](https://github.com/jest-community/eslint-plugin-jest).


Updates `@primer/stylelint-config` from 13.0.0-rc.fd47ce2 to 13.0.0-rc.3392714
- [Release notes](https://github.com/primer/stylelint-config/releases)
- [Changelog](https://github.com/primer/stylelint-config/blob/main/CHANGELOG.md)
- [Commits](https://github.com/primer/stylelint-config/commits)

Updates `autoprefixer` from 10.4.19 to 10.4.20
- [Release notes](https://github.com/postcss/autoprefixer/releases)
- [Changelog](https://github.com/postcss/autoprefixer/blob/main/CHANGELOG.md)
- [Commits](postcss/autoprefixer@10.4.19...10.4.20)

Updates `eslint-plugin-jest` from 28.6.0 to 28.7.0
- [Release notes](https://github.com/jest-community/eslint-plugin-jest/releases)
- [Changelog](https://github.com/jest-community/eslint-plugin-jest/blob/main/CHANGELOG.md)
- [Commits](jest-community/eslint-plugin-jest@v28.6.0...v28.7.0)

---
updated-dependencies:
- dependency-name: "@primer/stylelint-config"
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: all
- dependency-name: autoprefixer
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: all
- dependency-name: eslint-plugin-jest
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: all
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>