More balancing improvements to Allies 03: remove arty, agun, reduce number of yaks and paradrops

OpenRA.Mods.RA/Missions/Allies03Script.cs

@@ -95,7 +95,8 @@ namespace OpenRA.Mods.RA.Missions
 		const int ParadropIncrement = 200;
 		static readonly string[] ParadropTerrainTypes = { "Clear", "Road", "Rough", "Beach", "Ore" };
 		static readonly string[] SovietParadroppers = { "e1", "e1", "e3", "e3", "e4" };
-		int paradrops = 50;
+		int paradrops = 20;
+		const int maxSovietYaks = 2;
 
 		int attackAtFrame;
 		int attackAtFrameIncrement;
@@ -261,7 +262,7 @@ namespace OpenRA.Mods.RA.Missions
 		void BuildSovietAircraft()
 		{
 			var queue = MissionUtils.FindQueues(world, soviets, "Plane").FirstOrDefault(q => q.CurrentItem() == null);
-			if (queue == null || SovietAircraft().Count() >= sovietAirfields.Length)
+			if (queue == null || SovietAircraft().Count() >= maxSovietYaks)
 			{
 				return;
 			}

mods/ra/maps/allies-03/map.yaml

@@ -1444,9 +1444,6 @@ Rules:
 	MIG:
 		Buildable:
 			Owner: None
-	YAK:
-		Buildable:
-			Owner: soviet, allies
 	HELI:
 		Buildable:
 			Owner: None
@@ -1456,6 +1453,12 @@ Rules:
 	SS:
 		Buildable:
 			Owner: None
+	ARTY:
+		Buildable:
+			Owner: None
+	AGUN:
+		Buildable:
+			Owner: None
 	MSUB:
 		Buildable:
 			Owner: None