[WorkNet] Move "ready" check to before time calcs

For each catch-up pass, there's only one opportunity, so any sinks that
aren't ready will miss out on their share of time. This gets Rodger's 3h
test working.

Source/Workshop/VesselWorkNet.cs

@@ -223,9 +223,18 @@ bool CatchUpBacklog ()
 		if (ResourceScenario.Instance == null) {
 			return true;
 		}
+		for (int i = 0; i < protoSinks.Count; i++) {
+			var ps = protoSinks[i];
+			if (ps.isActive) {
+				if (!sinks[i].ready) {
+					return true;
+				}
+			}
+		}
 
 		double currentTime = Planetarium.GetUniversalTime ();
 		double delta = currentTime - lastUpdate;
+		//Debug.Log ($"[ELVesselWorkNet] CatchUpBacklog: {delta}");
 		delta = Math.Min (delta, ResourceUtilities.GetMaxDeltaTime ());
 		lastUpdate += delta;
 
@@ -241,9 +250,6 @@ bool CatchUpBacklog ()
 			for (int i = 0; i < protoSinks.Count; i++) {
 				var ps = protoSinks[i];
 				if (ps.isActive) {
-					if (!sinks[i].ready) {
-						continue;
-					}
 					ps.CatchUpBacklog (sinks[i], work);
 				}
 			}