When the Storyboard in VisualTransition of ControlTemplate selects the same property as the Storyboard in VisualState, it will cause a memory leak, and the Storyboard in VisualTransition will not be released

* .NET Core Version: .net 6.o
* Windows version: win10 64bit 21H1
* Does the bug reproduce also in WPF for .NET Framework 4.8?: Yes
* Is this bug related specifically to tooling in Visual Studio (e.g. XAML Designer, Code editing, etc...)?No
* Security issues and bugs should be reported privately, learn more via our [responsible disclosure guidelines](https://github.com/dotnet/wpf/blob/main/README.md#reporting-security-issues-and-security-bugs).

**Problem description:When the Storyboard in VisualTransition of ControlTemplate selects the same property as the Storyboard in VisualState, it will cause a memory leak, and the Storyboard in VisualTransition will not be released.
I tried with the same code in .net 6 and .net framework 4.8, both result in memory leak.