No longer necessarry: "linux_use_bundled_binutils_override"

Bug: chromium:1164276
Change-Id: Ia670731cba70e4dbb9505480f7bb06060475c3e0
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2622233Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Yuly Novikov <ynovikov@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>