Add device-mgt provider service methods

components/mobile-plugins/android-plugin/org.wso2.carbon.device.mgt.mobile.android.api/src/test/java/org/wso2/carbon/mdm/services/android/mocks/DeviceManagementProviderServiceMock.java

@@ -253,6 +253,11 @@ public class DeviceManagementProviderServiceMock implements DeviceManagementProv
         return null;
     }
 
+    @Override
+    public List<Device> getDevicesOfUser(String s, List<String> list, boolean b) throws DeviceManagementException {
+        return null;
+    }
+
     @Override
     public List<Device> getDevicesOfUser(String s, String s1) throws DeviceManagementException {
         return null;
@@ -273,6 +278,11 @@ public class DeviceManagementProviderServiceMock implements DeviceManagementProv
         return null;
     }
 
+    @Override
+    public List<Device> getAllDevicesOfRole(String s, List<String> list, boolean b) throws DeviceManagementException {
+        return null;
+    }
+
     @Override
     public PaginationResult getDevicesByStatus(PaginationRequest paginationRequest) throws DeviceManagementException {
         return null;