Bump url-parse from 1.4.7 to 1.5.1 in /docs (#569)

Bumps [url-parse](https://github.com/unshiftio/url-parse) from 1.4.7 to 1.5.1.
- [Release notes](https://github.com/unshiftio/url-parse/releases)
- [Commits](unshiftio/url-parse@1.4.7...1.5.1)

---
updated-dependencies:
- dependency-name: url-parse
  dependency-type: indirect
...

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

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