Revert "Revert "toolbox release v20210825""

This reverts commit 074847ef478a1edf40f6eb7c27d3ef96409b0a9f.

Change-Id: I0c9bf5d7448fa7366c12a3bfe9acfcf86e220ad2
Reviewed-on: https://cos-review.googlesource.com/c/cos/tools/+/21875
Reviewed-by: Robert Kolchmeyer <rkolchmeyer@google.com>
Cloud-Build: GCB Service account <228075978874@cloudbuild.gserviceaccount.com>
Tested-by: Arnav Kansal <rnv@google.com>
diff --git a/release/release-versions.yaml b/release/release-versions.yaml
index 169109b..8d24beb 100644
--- a/release/release-versions.yaml
+++ b/release/release-versions.yaml
@@ -3,3 +3,8 @@
   release_tags:
     - "latest"
     - "v20210823"
+- container_name: "toolbox"
+  build_commit: "bd43467bf5d41b6f2fef4bba393605b5491717cf"
+  release_tags:
+    - "latest"
+    - "v20210825"