add feed out to manual input form

backend/apps/operations/services/manual_input.py

@@ -7,6 +7,7 @@ DAILY_TO_TOTAL = (
     ("mortality_manual", "mortality_manual_total"),
     ("feed_in_manual", "feed_in_manual_total"),
     ("feed_use_manual", "feed_use_manual_total"),
+    ("feed_out_manual", "feed_out_manual_total"),
     ("harvest_manual", "harvest_manual_total"),
     ("harvest_weight_manual", "harvest_weight_manual_total"),
 )