[clang] [Driver][MinGW] Always put libc argument last, even if non-standard (PR #149434)

[Keno Fischer via cfe-commits]

Keno wrote:

> why not use lld?

It's how the toolchain happens to be configured, and we can't tell users of clang that they need to use lld if they want their builds to work, especially if they work fine with gcc.

https://github.com/llvm/llvm-project/pull/149434