[clang] Revert "[clang-format] Annotate ::operator and Foo::operator correctly" (PR #164670)

[via cfe-commits]

PiJoules wrote:

As per @efriedma-quic's comment I'll go ahead and revert the commit again to prevent the immediate breakage.

@owenca by no means do we want to keep your fix reverted, but we would like to keep ToT stable. If needed, we can help out with a reland that both fixes the old regression and prevents this new bug.

https://github.com/llvm/llvm-project/pull/164670