[Pharo 9.0] Build #283: Small cleanups in Kernel-Traits

There is a new Pharo build available!
 
The status of the build #283 was: FAILURE.

The Pull Request #6291 was integrated: "Small cleanups in Kernel-Traits"
Pull request url: https://github.com/pharo-project/pharo/pull/6291

Issue Url: https://github.com/pharo-project/pharo/issues/6290
Build Url: https://ci.inria.fr/pharo-ci-jenkins2/job/Test%20pending%20pull%20request%20and%20branch%20Pipeline/job/Pharo9.0/283/