Revert "chore: minor adjustments"

This reverts commit af8e567.

Author: zepfred

core/src/test/java/ai/timefold/solver/core/testdomain/TestdataObjectDistanceMeter.java

@@ -17,7 +17,6 @@
 import ai.timefold.solver.core.impl.domain.entity.descriptor.EntityDescriptor;
 import ai.timefold.solver.core.impl.domain.solution.descriptor.SolutionDescriptor;
 import ai.timefold.solver.core.impl.domain.valuerange.descriptor.ValueRangeDescriptor;
-import ai.timefold.solver.core.impl.domain.variable.descriptor.BasicVariableDescriptor;
 import ai.timefold.solver.core.impl.domain.variable.descriptor.ListVariableDescriptor;
 import ai.timefold.solver.core.impl.heuristic.HeuristicConfigPolicy;
 import ai.timefold.solver.core.impl.heuristic.selector.SelectorTestUtils;
@@ -253,16 +252,6 @@ public static <Solution_> ListVariableDescriptor<Solution_> getListVariableDescr
                 .getGenuineVariableDescriptor("valueList");
     }
 
-    public static <Solution_> BasicVariableDescriptor<Solution_> getBasicVariableDescriptor(
-            InnerScoreDirector<Solution_, ?> scoreDirector) {
-        return (BasicVariableDescriptor<Solution_>) scoreDirector
-                .getSolutionDescriptor()
-                .getGenuineEntityDescriptors()
-                .iterator()
-                .next()
-                .getGenuineVariableDescriptor("value");
-    }
-
     public static <Solution_> EntityDescriptor<Solution_> getEntityDescriptor(
             InnerScoreDirector<Solution_, ?> scoreDirector) {
         return scoreDirector