Adding missing fix

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

@@ -740,7 +740,7 @@ function attachDeviceEvents() {
             var newDeviceName = $('#edit-device-name').val();
             var request = {};
             request['name'] = newDeviceName;
-            invokerUtil.put(serviceURL, request, function (message) {
+            invokerUtil.post(serviceURL, request, function (message) {
                 $(modalPopupContent).html($('#edit-device-200-content').html());
                 setTimeout(function () {
                     hidePopup();