[clang] [Clang] [Sema] Added a check for `NameInfo` actually containing a valid destructor name (PR #210610)

[Younan Zhang via cfe-commits]

https://github.com/zyn0217 commented:

Please also add a release note in clang/docs/ReleaseNotes.md, otherwise LGTM, thanks

https://github.com/llvm/llvm-project/pull/210610