Fix non-leaf recycle probability

If the work-net cannot be found, the default 0 productivity still needs
to be passed through the hyper curve otherwise the probability of
non-leaf parts being recycled went to 1, which was not the intention

Source/Recycler/StateMachine.cs

@@ -401,8 +401,9 @@ Part SelectPart ()
 			}
 			double prod = 0;
 			if (workNet != null) {
-				prod = ELWorkshop.HyperCurve (workNet.Productivity);
+				prod = workNet.Productivity;
 			}
+			prod = ELWorkshop.HyperCurve (prod);
 			Part p;
 			do {
 				var ar = recycle_parts.ToArray ();