staging: lustre: move linux hash.h header to start of libcfs_hash.h

Minor style cleanup to put hash.h header to the top of the
libcfs_hash.h file.

Signed-off-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed