[clang] [clang-tools-extra] [compiler-rt] [flang] [lld] [lldb] [llvm] [mlir] [openmp] [pstl] Finally formalise our defacto line-ending policy (PR #86318)

[Florian Mayer via cfe-commits]

fmayer wrote:

> That wish is fine until you start working with others.

Do we actually have that little faith in developers that we think they will check in a 50k line diff?

https://github.com/llvm/llvm-project/pull/86318