[clang] [Clang] Fixed invalid virtual copy constructor assertion (PR #124819)

[Mariya Podchishchaeva via cfe-commits]

https://github.com/Fznamznon commented:

Hi, thank you for the fix! Could you please add a test checking that failing scenario has been fixed? Could you please also add a release note?

https://github.com/llvm/llvm-project/pull/124819