Fixes validation issue in create group

components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/impl/GroupManagementServiceImpl.java

@@ -109,7 +109,7 @@ public class GroupManagementServiceImpl implements GroupManagementService {
             log.error(msg, e);
             return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(msg).build();
         } catch (GroupAlreadyExistException e) {
-            String msg = "Group already exists with name '" + group.getName() + "'.";
+            String msg = "Group already exists with name \'" + group.getName() + "\'.";
             log.warn(msg);
             return Response.status(Response.Status.CONFLICT).entity(msg).build();
         }

components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/pages/cdmf.page.users/users.js

@@ -42,7 +42,5 @@ function onRequest(context) {
     if (userModule.isAuthorized("/permission/admin/device-mgt/users/view")) {
         page.canView = true;
     }
-
-
     return page;
 }