Bump rack from 1.6.5 to 1.6.13 in /hooks/ruby/delete-repository-event (#317)
Bump rack from 1.6.5 to 1.6.13 in /hooks/ruby/delete-repository-event (#317)

Bumps [rack](https://github.com/rack/rack) from 1.6.5 to 1.6.13.
- [Release notes](https://github.com/rack/rack/releases)
- [Changelog](https://github.com/rack/rack/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rack/rack/compare/1.6.5...1.6.13)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>

Co-authored-by: dependabot[bot] <1c358da00a777d4e9898c1280ab801e2df165188@users.noreply.github.com>
github/platform-samples,github/platform-samples,github/platform-samples,github/platform-samples,github/platform-samples,github/platform-samples,github/platform-samples,github/platform-samples