Fixing drivers & providers Buck app builds

Change-Id: I6a02a68568037eca0a0b82ad4f83ff18bfeada5f
diff --git a/drivers/optical/BUCK b/drivers/optical/BUCK
index 98eb012..4519263 100644
--- a/drivers/optical/BUCK
+++ b/drivers/optical/BUCK
@@ -18,6 +18,7 @@
 )
 
 onos_app (
+    app_name = 'org.onosproject.drivers.optical',
     title = 'Other optical Device Drivers',
     category = 'Drivers',
     url = 'http://onosproject.org',