sha256_partitions.sh: delete unused script

Nothing refers to this anywhere, so drop it.

BUG=None
TEST=precq passes

Change-Id: Ib0398ab79ed1c111e20961064a277af0b59634d6
Reviewed-on: https://chromium-review.googlesource.com/492206
Commit-Ready: Mike Frysinger <vapier@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
Reviewed-by: Ben Chan <benchan@chromium.org>
1 file changed