build(deps): bump posthtml-base-url from 3.1.6 to 3.1.7

Bumps [posthtml-base-url](https://github.com/posthtml/posthtml-base-url) from 3.1.6 to 3.1.7.
- [Release notes](https://github.com/posthtml/posthtml-base-url/releases)
- [Commits](posthtml/posthtml-base-url@v3.1.6...v3.1.7)

---
updated-dependencies:
- dependency-name: posthtml-base-url
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]