Update previous release

Author: jovial

.github/workflows/stackhpc-all-in-one.yml

@@ -81,9 +81,9 @@ jobs:
       KAYOBE_VAULT_PASSWORD: ${{ secrets.KAYOBE_VAULT_PASSWORD }}
       KAYOBE_IMAGE: ${{ inputs.kayobe_image }}
       # NOTE(upgrade): Reference the PREVIOUS release here.
-      PREVIOUS_KAYOBE_IMAGE: ghcr.io/stackhpc/stackhpc-kayobe-config:stackhpc-yoga
+      PREVIOUS_KAYOBE_IMAGE: ghcr.io/stackhpc/stackhpc-kayobe-config:stackhpc-zed
       # NOTE(upgrade): Reference the PREVIOUS release branch here.
-      PREVIOUS_BRANCH: stackhpc/yoga
+      PREVIOUS_BRANCH: stackhpc/zed
     steps:
       # If testing upgrade, checkout previous release, otherwise checkout current branch
       - name: Checkout ${{ inputs.upgrade && 'previous release' || 'current' }} config