[Pharo 9.0] Build #522: Variables-deprecate-isUndeclared

There is a new Pharo build available!
 
The status of the build #522 was: SUCCESS.

The Pull Request #6906 was integrated: "Variables-deprecate-isUndeclared"
Pull request url: https://github.com/pharo-project/pharo/pull/6906

Issue Url: https://github.com/pharo-project/pharo/issues/Variables
Build Url: https://ci.inria.fr/pharo-ci-jenkins2/job/Test%20pending%20pull%20request%20and%20branch%20Pipeline/job/Pharo9.0/522/