project-lakitu: Update toolbox to v20210217

BUG=b/179918464
TEST=presubmit, run toolbox on COS instance and COS ARM instance
RELEASE_NOTE=Updated to multi-arch build toolbox

Change-Id: Ie419d6ed30795cd14ebc5e88d06f9503ac290e0e
Reviewed-on: https://cos-review.googlesource.com/c/cos/overlays/board-overlays/+/12610
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>
Reviewed-by: Robert Kolchmeyer <rkolchmeyer@google.com>
Reviewed-by: Ke Wu <mikewu@google.com>
diff --git a/project-lakitu/app-admin/toolbox-config/files/etc.default.toolbox b/project-lakitu/app-admin/toolbox-config/files/etc.default.toolbox
index aef27df..832ed84 100644
--- a/project-lakitu/app-admin/toolbox-config/files/etc.default.toolbox
+++ b/project-lakitu/app-admin/toolbox-config/files/etc.default.toolbox
@@ -2,7 +2,7 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-TOOLBOX_DOCKER_IMAGE="gcr.io/google-containers/toolbox"
-TOOLBOX_DOCKER_TAG="20201104-00"
+TOOLBOX_DOCKER_IMAGE="gcr.io/cos-cloud/toolbox"
+TOOLBOX_DOCKER_TAG="v20210217"
 TOOLBOX_BIND="--bind=/:/media/root/ --bind=/mnt/disks/:/media/root/mnt/disks/ --bind=/var/:/media/root/var/ --bind=/home:/media/root/home/ --bind=/etc/resolv.conf:/etc/resolv.conf"
 : ${USER:=root}
diff --git a/project-lakitu/app-admin/toolbox-config/toolbox-config-0.0.1-r3.ebuild b/project-lakitu/app-admin/toolbox-config/toolbox-config-0.0.1-r4.ebuild
similarity index 100%
rename from project-lakitu/app-admin/toolbox-config/toolbox-config-0.0.1-r3.ebuild
rename to project-lakitu/app-admin/toolbox-config/toolbox-config-0.0.1-r4.ebuild