build(deps): bump @octokit/auth-app from 4.0.13 to 6.0.0

Bumps [@octokit/auth-app](https://github.com/octokit/auth-app.js) from 4.0.13 to 6.0.0. - [Release notes](https://github.com/octokit/auth-app.js/releases) - [Commits](octokit/auth-app.js@v4.0.13...v6.0.0) --- updated-dependencies: - dependency-name: "@octokit/auth-app" dependency-type: direct:production update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]