build: bump eslint-plugin-promise from 3.5.0 to 3.7.0
build: bump eslint-plugin-promise from 3.5.0 to 3.7.0

Bumps [eslint-plugin-promise](https://github.com/xjamundx/eslint-plugin-promise) from 3.5.0 to 3.7.0.
- [Release notes](https://github.com/xjamundx/eslint-plugin-promise/releases)
- [Changelog](https://github.com/xjamundx/eslint-plugin-promise/blob/master/CHANGELOG.md)
- [Commits](https://github.com/xjamundx/eslint-plugin-promise/compare/v3.5.0...v3.7.0)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
jeffjewiss/broccoli-postcss