Fix build error

Signed-off-by: Federico Valeri <[email protected]>

Author: fvaleri

server-common/src/test/java/org/apache/kafka/server/util/CommandLineUtilsTest.java

@@ -17,6 +17,7 @@
 package org.apache.kafka.server.util;
 
 import org.apache.kafka.common.utils.Exit;
+
 import org.junit.jupiter.api.Test;
 
 import java.util.List;