sys-devel/crossdev: Remove

Newer versions are available in chromiumos-overlay.

BUG=none
TEST=none

Change-Id: Ifb778b224d2e69857d04a356f39b46f8d121cbf1
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/3876283
Commit-Queue: Mike Frysinger <vapier@chromium.org>
Tested-by: Matt Turner <msturner@google.com>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Auto-Submit: Matt Turner <msturner@google.com>
Commit-Queue: Matt Turner <msturner@google.com>
4 files changed