[Patch] libffi: Remove xfail for mips64.

[Richard Sandiford]

David Daney <ddaney@avtrex.com> writes:
> This is a mechanical patch that I would like to apply if my mips64 
> support patch is accepted.  All it does is remove the xfail for 
> mips64*-*-* from all test cases that had it.
>
> Tested on x86_64-pc-linux-gnu, mips64-linux{o32, n32, n64} with zero 
> failures.
>
> OK to commit?

OK, thanks.

Richard