Move RenameEngineerRepair to its proper folder

OpenRA.Mods.Common/UpdateRules/Rules/20221203/RenameEngineerRepair.cs

@@ -0,0 +1,31 @@
+#region Copyright & License Information
+/*
+ * Copyright (c) The OpenRA Developers and Contributors
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version. For more
+ * information, see COPYING.
+ */
+#endregion
+
+using System.Collections.Generic;
+
+namespace OpenRA.Mods.Common.UpdateRules.Rules
+{
+	public class RenameEngineerRepair : UpdateRule
+	{
+		public override string Name => "Traits revolving around instant (building) repairs were renamed.";
+
+		public override string Description =>
+			"'EngineerRepair' was renamed to 'InstantlyRepairs' " +
+			"and 'EngineerRepairable' to 'InstantlyRepairable'.";
+
+		public override IEnumerable<string> UpdateActorNode(ModData modData, MiniYamlNode actorNode)
+		{
+			actorNode.RenameChildrenMatching("EngineerRepair", "InstantlyRepairs");
+			actorNode.RenameChildrenMatching("EngineerRepairable", "InstantlyRepairable");
+			yield break;
+		}
+	}
+}