ntdll: Add a file access test.

[Nikolay Sivov]

On 9/13/2013 11:20, Dmitry Timoshkov wrote:
> This test passes under Wine and shows that ReadFile after CreateFile(GENERIC_WRITE)
> is really supposed to fail.
> ---
>   dlls/ntdll/tests/file.c | 82 +++++++++++++++++++++++++++++++++++++++++++++++++
>   1 file changed, 82 insertions(+)
>
It looks like it belongs to kernel32/tests.