Merge pull request #11445 from abcdefg30/emp-support-power

Emp support power take 2

OpenRA.Mods.Common/Traits/SupportPowers/SupportPowerManager.cs

@@ -235,7 +235,8 @@ namespace OpenRA.Mods.Common.Traits
 			if (!Ready)
 				return;
 
-			var power = Instances.FirstOrDefault(i => !InstanceDisabled(i));
+			var power = Instances.Where(i => !InstanceDisabled(i))
+				.MinByOrDefault(a => (a.Self.CenterPosition - a.Self.World.Map.CenterOfCell(order.TargetLocation)).HorizontalLengthSquared);
 			if (power == null)
 				return;