[clang] [clang-tools-extra] [Clang][Sema]Report error for non-base types in constructor initializers before causing issue in initializer order (PR #201379)

[Shafik Yaghmour via cfe-commits]

https://github.com/shafik commented:

Please you need to add a summary, which briefly explains the bug you are fixing, why your fix fixes the bug and any other relevant details needed to understand the PR.

Once you do that please add a release note.

https://github.com/llvm/llvm-project/pull/201379