Bump cowboy from 2.6.3 to 2.7.0
Bump cowboy from 2.6.3 to 2.7.0

Bumps [cowboy](https://github.com/ninenines/cowboy) from 2.6.3 to 2.7.0.
- [Release notes](https://github.com/ninenines/cowboy/releases)
- [Commits](https://github.com/ninenines/cowboy/compare/2.6.3...2.7.0)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
edgurgel/poxa,edgurgel/poxa,edgurgel/poxa