Bump engines/high_voltage from `d6ec9f2` to `6fbc956`
Bump engines/high_voltage from `d6ec9f2` to `6fbc956`

Bumps [engines/high_voltage](https://github.com/thoughtbot/high_voltage) from `d6ec9f2` to `6fbc956`.
- [Release notes](https://github.com/thoughtbot/high_voltage/releases)
- [Commits](https://github.com/thoughtbot/high_voltage/compare/d6ec9f2e39d3dc42f649fc99664c50439cf98d96...6fbc9562c626299eadc130586f820be5921b2add)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
eliotsykes/real-world-rails