strip_package: Remove strip_package

strip package script is moved to chromite location and all the users now
use it from the new location. Remove the script from its old location..

BUG=b:195779731
TEST=./strip_package --board=$BOARD libc works

Cq-Depend: chromium:3295845
Change-Id: Ife558f5f0e2422219addec61ef2640e1caa1fdd7
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/3283790
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Tested-by: Ram Chandrasekar <rchandrasekar@google.com>
Reviewed-by: Jaques Clapauch <jaquesc@google.com>
Commit-Queue: Ram Chandrasekar <rchandrasekar@google.com>
3 files changed