lib: Delete image_extractor*

This is not used anywhere.

BUG=None
TEST=CQ passes

Change-Id: If41cfb1345c1cfbf0725f5f05fb86b7469d4d2dc
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crostestutils/+/1841587
Tested-by: Amin Hassani <ahassani@chromium.org>
Reviewed-by: Achuith Bhandarkar <achuith@chromium.org>
Commit-Queue: Amin Hassani <ahassani@chromium.org>
2 files changed