dev-install: drop root check

The new C++ wrapper checks this for us.

BUG=chromium:935142
TEST=precq passes

Change-Id: I52775cd538881f165b1d49aa45fb16a92603033b
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/1789858
Reviewed-by: Alex Klein <saklein@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
Commit-Queue: Mike Frysinger <vapier@chromium.org>
1 file changed