Update StackBehaviour.cs (#47234)

Author: AnakinRaW

src/libraries/System.Private.CoreLib/src/System/Reflection/Emit/StackBehaviour.cs

@@ -8,7 +8,7 @@
 ** Purpose: Exposes StackBehaviour Attribute of IL.
 **
 ** THIS FILE IS AUTOMATICALLY GENERATED. DO NOT EDIT BY HAND!
-** See $(RepoRoot)\src\inc\OpCodeGen.pl for more information.**
+** See $(RepoRoot)\src\coreclr\inc\OpCodeGen.pl for more information.**
 ==============================================================*/
 
 namespace System.Reflection.Emit