Refactor: reduce to number of column for better readability at SONA

Change-Id: Ic8dd78cfc219272f98f37651f244c3564755960c
diff --git a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackSecurityGroupAdminService.java b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackSecurityGroupAdminService.java
index 2ffec86..d9f6f24 100644
--- a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackSecurityGroupAdminService.java
+++ b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackSecurityGroupAdminService.java
@@ -21,7 +21,8 @@
 /**
  * Service for administering the inventory of Openstack security group.
  */
-public interface OpenstackSecurityGroupAdminService extends OpenstackSecurityGroupService {
+public interface OpenstackSecurityGroupAdminService
+        extends OpenstackSecurityGroupService {
     /**
      * Creates a security group.
      *