fully qualify names

Author: sgress454

.github/workflows/attest-images.yaml

@@ -77,13 +77,13 @@ jobs:
         continue-on-error: true
         with:
           subject-digest: ${{steps.image_digests.outputs.digest_fleet}}
-          subject-name: "fleetdm/fleet"
+          subject-name: "docker.io/fleetdm/fleet"
           push-to-registry: true
 
       - name: Attest FleetCtl image
         uses: actions/attest-build-provenance@619dbb2e03e0189af0c55118e7d3c5e129e99726 # v2.0
         continue-on-error: true
         with:
           subject-digest: ${{steps.image_digests.outputs.digest_fleetctl}}
-          subject-name: "fleetdm/fleetctl"
+          subject-name: "docker.io/fleetdm/fleetctl"
           push-to-registry: true