Bump decorator from 4.4.2 to 5.0.6 in /requirements (#16897)
Bump decorator from 4.4.2 to 5.0.6 in /requirements (#16897)

Bumps [decorator](https://github.com/micheles/decorator) from 4.4.2 to 5.0.6.
- [Release notes](https://github.com/micheles/decorator/releases)
- [Changelog](https://github.com/micheles/decorator/blob/master/CHANGES.md)
- [Commits](https://github.com/micheles/decorator/commits)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>

Co-authored-by: dependabot[bot] <1c358da00a777d4e9898c1280ab801e2df165188@users.noreply.github.com>
mozilla/olympia,mozilla/addons-server,mozilla/olympia,mozilla/addons-server,wagnerand/addons-server,wagnerand/addons-server,wagnerand/addons-server,bqbn/addons-server,bqbn/addons-server,diox/olympia,mozilla/olympia,wagnerand/addons-server,diox/olympia,bqbn/addons-server,mozilla/olympia,mozilla/addons-server,diox/olympia,mozilla/addons-server,bqbn/addons-server,diox/olympia