Removing an unused import.

Author: Stueypoo

modules/systemtests/src-test/org/ejbca/ui/cli/ca/CaImportCertDirCommandSystemTest.java

@@ -14,7 +14,6 @@
 
 import java.io.File;
 import java.io.FileOutputStream;
-import java.io.IOException;
 import java.math.BigInteger;
 import java.security.KeyPair;
 import java.security.cert.Certificate;