cos-customizer 12/13/2021 release

Includes ARM support, GCE non-prod support,
machine-type configurability, new anthos-installer options

Change-Id: I69f846abfe255e1b348412f65afcad600d09d26a
Reviewed-on: https://cos-review.googlesource.com/c/cos/tools/+/26200
Cloud-Build: GCB Service account <228075978874@cloudbuild.gserviceaccount.com>
Reviewed-by: Roy Yang <royyang@google.com>
Tested-by: Robert Kolchmeyer <rkolchmeyer@google.com>
diff --git a/release/release-versions.yaml b/release/release-versions.yaml
index de673cc..e3f53e8 100644
--- a/release/release-versions.yaml
+++ b/release/release-versions.yaml
@@ -1,9 +1,9 @@
 - staging_container_name: "cos-customizer"
   release_container_name: "cos-customizer"
-  build_commit: "4f3d332f8e92c1969b7cd8b977b56d133bd3beac"
+  build_commit: "af07e1464fd6d4c11c21f6ff3666117776a53a46"
   release_tags:
     - "latest"
-    - "v20211206"
+    - "v20211213"
 - staging_container_name: "toolbox"
   release_container_name: "toolbox"
   build_commit: "c5c044b37baece9ab2976d0d2371ff26c97c6dc4"