Revert "base_image_util.sh: Temporarily disable 32-bit runtime on aarch64"

This reverts commit 0fca4ee7982f1d27b15e0f21fa465c47cd43089d.

Reason for revert: chromiumos-sdk passed

Original change's description:
> base_image_util.sh: Temporarily disable 32-bit runtime on aarch64
>
> Disable before new libc++ prebuilts are available.
> Revert once chromiumos-sdk succeeds.
>
> BUG=b:204093890
> TEST=CQ
>
> Change-Id: I759e2d8d1c506b1b600e8292d2e7f4e2b6d55e13
> Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosutils/+/3567537
> Commit-Queue: Manoj Gupta <manojgupta@chromium.org>
> Auto-Submit: Manoj Gupta <manojgupta@chromium.org>
> Reviewed-by: Mike Frysinger <vapier@chromium.org>
> Commit-Queue: Mike Frysinger <vapier@chromium.org>
> Tested-by: Mike Frysinger <vapier@chromium.org>

Bug: b:204093890
Change-Id: Icaf1382a8fa2e0ca8909704a56a3b3f61319a782
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosutils/+/3569972
Commit-Queue: Manoj Gupta <manojgupta@chromium.org>
Tested-by: Manoj Gupta <manojgupta@chromium.org>
Auto-Submit: Manoj Gupta <manojgupta@chromium.org>
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Commit-Queue: Mike Frysinger <vapier@chromium.org>
1 file changed