`GRReSlimeTest` is broken in the latest Pharo 14 because `ClassFactoryForTestCase >> #environment` no longer lazily initalizes https://github.com/pharo-project/pharo/commit/529778f06e53ed8511d2a5c0973d254875015391#diff-fea410890dab572bb5e8ff41fb4dcb3d981a08ff990c10a30b809087a5d13d39L134
GRReSlimeTestis broken in the latest Pharo 14 becauseClassFactoryForTestCase >> #environmentno longer lazily initalizespharo-project/pharo@529778f#diff-fea410890dab572bb5e8ff41fb4dcb3d981a08ff990c10a30b809087a5d13d39L134