virtual-device: Add support for reporting device Retry "errors"

libfprint/drivers/virtual-device-storage.c

@@ -72,6 +72,10 @@ dev_identify (FpDevice *dev)
                                   new_scan,
                                   NULL);
     }
+  else if (error && error->domain == FP_DEVICE_RETRY)
+    {
+      fpi_device_identify_report (dev, NULL, NULL, g_steal_pointer (&error));
+    }
 
   fpi_device_identify_complete (dev, g_steal_pointer (&error));
 }