Bump bundler-audit from 0.7.0.1 to 0.8.0
Bump bundler-audit from 0.7.0.1 to 0.8.0

Bumps [bundler-audit](https://github.com/postmodern/bundler-audit) from 0.7.0.1 to 0.8.0.
- [Release notes](https://github.com/postmodern/bundler-audit/releases)
- [Changelog](https://github.com/rubysec/bundler-audit/blob/master/ChangeLog.md)
- [Commits](https://github.com/postmodern/bundler-audit/compare/v0.7.0.1...v0.8.0)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
mitre-cyber-academy/ctf-scoreboard,mitre-cyber-academy/ctf-scoreboard,mitre-cyber-academy/ctf-scoreboard,mitre-cyber-academy/ctf-scoreboard