Bump colorama from 0.4.1 to 0.4.3
Bump colorama from 0.4.1 to 0.4.3

Bumps [colorama](https://github.com/tartley/colorama) from 0.4.1 to 0.4.3.
- [Release notes](https://github.com/tartley/colorama/releases)
- [Changelog](https://github.com/tartley/colorama/blob/master/CHANGELOG.rst)
- [Commits](https://github.com/tartley/colorama/compare/0.4.1...0.4.3)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
Kinto/kinto-attachment