Release cos-gpu-installer v2.7.12

BUG=b/579160486

Change-Id: I8b54bcaad726625bea01d92887a66c6b62cbc734
Reviewed-on: https://cos-review.googlesource.com/c/cos/tools/+/231567
Cloud-Build: 228075978874@cloudbuild.gserviceaccount.com <228075978874@cloudbuild.gserviceaccount.com>
Reviewed-by: Angel Adetula <angeladetula@google.com>
Tested-by: He Gao <hegao@google.com>

release/release-versions.yaml

diff --git a/release/release-versions.yaml b/release/release-versions.yaml
index 0da0526..4171656 100644
--- a/release/release-versions.yaml
+++ b/release/release-versions.yaml
@@ -22,9 +22,9 @@
   multi-arch: true
 - staging_container_name: "cos-gpu-installer"
   release_container_name: "cos-gpu-installer"
-  build_tag: "a005182-2a11b0ec-1b0d-40e8-859a-059fafd142b0"
+  build_tag: "07c39d7-6318300f-5e06-411d-90af-1a3918eec7ea"
   release_tags:
-    - "v2.7.11"
+    - "v2.7.12"
   multi-arch: true
 - staging_container_name: "cos-gpu-driver-builder"
   release_container_name: "cos-gpu-driver-builder"