make_chroot: use the new sdk profile

Now that we have a dedicated SDK profile, use it.

BUG=chromium:429271
TEST=`cbuildbot chromiumos-sdk` passes
CQ-DEPEND=CL:226851

Change-Id: Ief6e4325749854d90bcbe0f749afd8ee56c8fe6e
Reviewed-on: https://chromium-review.googlesource.com/226853
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Commit-Queue: Mike Frysinger <vapier@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
2 files changed