Revert "netdevsim: copy addresses for both in and out paths"

This reverts commit e69c5ebf which is
commit 2cf567f4 upstream.

It breaks the Android kernel abi and can be brought back in the future
in an abi-safe way if it is really needed.

Bug: 161946584
Change-Id: Iab5f7350f466d354640ee696273edfa5251a3fab
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>