Fix IDE0028, IDE0300, IDE0301, IDE0302, IDE0303, IDE0304.

Silence IDE0305.

OpenRA.Mods.Cnc/Traits/World/TSEditorResourceLayer.cs

@@ -23,7 +23,7 @@ namespace OpenRA.Mods.Cnc.Traits
 
 		[ActorReference]
 		[Desc("Actor types that should be treated as veins for adjacency.")]
-		public readonly HashSet<string> VeinholeActors = new();
+		public readonly HashSet<string> VeinholeActors = [];
 
 		public override object Create(ActorInitializer init) { return new TSEditorResourceLayer(init.Self, this); }
 	}