adding radio button option to ring virtual fire alarm

components/device-types/virtual-fire-alarm-plugin/org.wso2.carbon.device.mgt.iot.virtualfirealarm.ui/src/main/resources/jaggeryapps/devicemgt/app/units/cdmf.unit.device.type.virtual_firealarm.type-view/private/config.json

@@ -8,7 +8,21 @@
     ],
     "features": {
       "buzz": {
-        "icon" : "fw-dial-up"
+        "icon" : "fw-dial-up",
+        "formParams": [
+          {
+            "type": "radio",
+            "id": "buz_on",
+            "label": "Buzzer On",
+            "name": "state"
+          },
+          {
+            "type": "radio",
+            "id": "buz_off",
+            "label": "Buzzer Off",
+            "name": "state"
+          }
+        ]
       }
     }
   }

features/device-types-feature/virtual-fire-alarm-plugin-feature/org.wso2.carbon.device.mgt.iot.virtualfirealarm.backend.feature/src/main/resources/devicetypes/virtual_firealarm.xml

@@ -23,9 +23,6 @@
             <Name>Control buzzer</Name>
             <Description>Control buzzer on Virtual Firealarm</Description>
             <Operation context="/virtual_firealarm/device/{deviceId}/buzz" method="POST">
-                <FormParameters>
-                    <Parameter>state</Parameter>
-                </FormParameters>
             </Operation>
         </Feature>
     </Features>

features/device-types-feature/virtual-fire-alarm-plugin-feature/org.wso2.carbon.device.mgt.iot.virtualfirealarm.ui.feature/src/main/resources/devicetypes/virtual_firealarm.xml

@@ -23,9 +23,6 @@
             <Name>Control buzzer</Name>
             <Description>Control buzzer on Virtual Firealarm</Description>
             <Operation context="/virtual_firealarm/device/{deviceId}/buzz" method="POST">
-                <FormParameters>
-                    <Parameter>state</Parameter>
-                </FormParameters>
             </Operation>
         </Feature>
     </Features>