Fixing leftovers

Signed-off-by: Ricardo Zanini <ricardozanini@gmail.com>

Author: ricardozanini

impl/test/src/test/java/io/serverlessworkflow/impl/test/junit/PythonCheckCondition.java

@@ -17,17 +17,13 @@
 
 import static io.serverlessworkflow.impl.test.junit.BinaryCheckUtil.isBinaryAvailable;
 
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.ConcurrentMap;
 import org.junit.jupiter.api.extension.ConditionEvaluationResult;
 import org.junit.jupiter.api.extension.ExecutionCondition;
 import org.junit.jupiter.api.extension.ExtensionContext;
 import org.junit.platform.commons.util.AnnotationUtils;
 
 public class PythonCheckCondition implements ExecutionCondition {
 
-  private static final ConcurrentMap<String, Boolean> BINARY_CHECKS = new ConcurrentHashMap<>();
-
   @Override
   public ConditionEvaluationResult evaluateExecutionCondition(ExtensionContext context) {
     return AnnotationUtils.findAnnotation(context.getElement(), DisabledIfPythonUnavailable.class)