provision: remove code and leave placeholders behind

All CFT provision code is now in infra/infra.

BUG=b:393597613
TEST=Presubmit

Change-Id: I47a16001e4e334618df74f19fc722bd1faedfb28
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/6343963
Auto-Submit: Julio Hurtado <juahurta@google.com>
Tested-by: Julio Hurtado <juahurta@google.com>
Reviewed-by: Jae Hoon Kim <kimjae@chromium.org>
Reviewed-by: Chris DeLaGarza <cdelagarza@google.com>
Commit-Queue: Chris DeLaGarza <cdelagarza@google.com>
177 files changed