Bump the all group across 1 directory with 3 updates

Bumps the all group with 3 updates in the / directory: [eslint-plugin-github](https://github.com/github/eslint-plugin-github), [postcss-calc](https://github.com/postcss/postcss-calc) and [semver](https://github.com/npm/node-semver).


Updates `eslint-plugin-github` from 5.1.7 to 5.1.8
- [Release notes](https://github.com/github/eslint-plugin-github/releases)
- [Commits](github/eslint-plugin-github@v5.1.7...v5.1.8)

Updates `postcss-calc` from 10.1.0 to 10.1.1
- [Release notes](https://github.com/postcss/postcss-calc/releases)
- [Changelog](https://github.com/postcss/postcss-calc/blob/master/CHANGELOG.md)
- [Commits](postcss/postcss-calc@v10.1.0...v10.1.1)

Updates `semver` from 7.7.0 to 7.7.1
- [Release notes](https://github.com/npm/node-semver/releases)
- [Changelog](https://github.com/npm/node-semver/blob/main/CHANGELOG.md)
- [Commits](npm/node-semver@v7.7.0...v7.7.1)

---
updated-dependencies:
- dependency-name: eslint-plugin-github
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: all
- dependency-name: postcss-calc
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: all
- dependency-name: semver
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: all
...

Signed-off-by: dependabot[bot] <[email protected]>