[llvm] [hurd] Fix accessing f_type field of statvfs (PR #71851)

[Kazu Hirata via llvm-commits]

kazutakahirata wrote:

> Could this be backported to 19? Thanks!

I'm not familiar with backporting things.  @nico @tru Do you happen to know how backports work?

https://github.com/llvm/llvm-project/pull/71851