[compiler-rt] [builtins] Avoid using long double in generic sources (PR #69754)

[Alexander Richardson via llvm-commits]

arichardson wrote:

So either clang-cl does not use 80 bit long double and we shouldn't be compiling those files or the guard needs to be adjusted. Not familiar with Windows ABIs so I'd have to defer to someone with experience there.

https://github.com/llvm/llvm-project/pull/69754