[clang] [Clang] disallow the use of asterisks preceding constructor and destructor names (PR #122621)

[via cfe-commits]

https://github.com/cor3ntin commented:

Do we want to add tests for https://eel.is/c++draft/class.conv.fct#1 in this PR?

https://github.com/llvm/llvm-project/pull/122621