Update Sudden Attack 2 Support (#129); "Fixes trailing data for old package OnlineSubsystemPC.u"

Author: EDITzDev

src/UnrealPackage.cs

@@ -891,8 +891,10 @@ public enum BuildName
                 /// <summary>
                 /// Sudden Attack 2
                 ///
+                /// 868/103
                 /// 870/108:109
                 /// </summary>
+                [Build(868, 103u, BuildGeneration.UE3)]
                 [Build(870, 870, 108u, 109u, BuildGeneration.UE3)]
                 [BuildEngineBranch(typeof(EngineBranchSA2))]
                 SA2,