Remove unused import for KeyStoreUtils

Author: YLChen-007

utils/src/main/java/com/cloud/utils/script/Script.java

@@ -44,7 +44,6 @@
 import java.util.concurrent.TimeoutException;
 import java.util.stream.Collectors;
 
-import org.apache.cloudstack.utils.security.KeyStoreUtils;
 import org.apache.commons.io.IOUtils;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;