[clang] [MS][clang] Error about ambiguous operator delete[] only when required (PR #135041)

[Mariya Podchishchaeva via cfe-commits]

Fznamznon wrote:

Alternatively we can silently fallback to calling scalar operator delete whose presence is enforced by diagnoistics (i.e call SOMETHING in the vector deleting destructor like MSVC does) so we don't crash while emitting the destructor and rely on new[]/delete[] diagnostics.

https://github.com/llvm/llvm-project/pull/135041