libtool: Allow libtool-cross to reproduce

The hostname removal from the script is useful to make libtool-cross
reproduce. Apply the patch everywhere as it doesn't cause any issues.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 3c61c6f2)
Signed-off-by: Steve Sakoman <steve@sakoman.com>