Adding permission update error message box

components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/units/cdmf.unit.role.edit.permission/permission.hbs

@@ -21,6 +21,9 @@
         <!-- content -->
         <div id="role-create-form" class="container col-centered wr-content">
             <div class="wr-form">
+                <div id="permission-add-error-msg" class="alert alert-danger hidden" role="alert">
+                    <i class="icon fw fw-error"></i><span></span>
+                </div>
                 <p class="page-sub-title">Change Role permissions</p>
                 <p>Please note that * sign represents required fields of data.</p>
                 <div class="wr-steps hidden" id="role_wizard_header">