Fix maven swagger build of Cisco rest driver

Change-Id: Ieed56d66339e3094a95c9a684f897d56e8be4478
diff --git a/drivers/cisco/rest/src/main/java/org/onosproject/drivers/cisco/rest/ControllerConfigCiscoImpl.java b/drivers/cisco/rest/src/main/java/org/onosproject/drivers/cisco/rest/ControllerConfigCiscoImpl.java
index 80824b8..7f5c37d 100644
--- a/drivers/cisco/rest/src/main/java/org/onosproject/drivers/cisco/rest/ControllerConfigCiscoImpl.java
+++ b/drivers/cisco/rest/src/main/java/org/onosproject/drivers/cisco/rest/ControllerConfigCiscoImpl.java
@@ -18,7 +18,7 @@
 
 import static org.slf4j.LoggerFactory.getLogger;
 
-import java.io.IOException;;
+import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Objects;