Bump semver from 6.3.0 to 6.3.1 in /03-site-estatico/website (#148)

Bumps [semver](https://github.com/npm/node-semver) from 6.3.0 to 6.3.1. - [Release notes](https://github.com/npm/node-semver/releases) - [Changelog](https://github.com/npm/node-semver/blob/v6.3.1/CHANGELOG.md) - [Commits](npm/node-semver@v6.3.0...v6.3.1) --- updated-dependencies: - dependency-name: semver dependency-type: indirect ... Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]