install hooks: Remove gold check

As the linker is LLD now, remove the hook checking
for gold.

BUG=chromium:979909
BUG=chromium:1005376

TEST=msg about gold no longer printed.

Change-Id: Ib8488f0ad6fd383b6a2baa2c8f0758a88a32d07d
Reviewed-on: https://chromium-review.googlesource.com/1830895
Tested-by: Manoj Gupta <manojgupta@chromium.org>
Commit-Ready: Manoj Gupta <manojgupta@chromium.org>
Legacy-Commit-Queue: Commit Bot <commit-bot@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
1 file changed