unused import

Author: Riliane

src/test/java/org/jenkinsci/plugins/workflow/cps/FlowDurabilityTest.java

@@ -63,8 +63,6 @@
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
 import org.junit.Assume;
-import java.util.logging.Level;
-import java.util.logging.Logger;
 
 /**
  * Tests implementations designed to verify handling of the flow durability levels and persistence of pipeline state.