Emit SBOM_BLOB_URL result on rpm-ostree task #908

Namespace: <a href="https://detailurl.setting.custom-console-url-namespace.is.not.configured" rel="nofollow">tekton-ci
PipelineRun: <a href="https://console.redhat.com/preview/application-pipeline/ns/tekton-ci/pipelinerun/build-definitions-pull-request-v45q7" rel="nofollow">build-definitions-pull-request-v45q7

Success

Red Hat Konflux/build-definitions-pull-request has successfully validated your commit.

Status	Duration	Name
✅ Succeeded	16 seconds	fetch-repository
✅ Succeeded	52 seconds	yaml-lint-check
✅ Succeeded	50 seconds	sast-snyk-check
✅ Succeeded	22 seconds	check-task-migration-md
✅ Succeeded	1 minute	ec-task-checks
✅ Succeeded	1 minute	build-container
✅ Succeeded	51 seconds	check-partner-tasks
✅ Succeeded	2 minutes	build-bundles
✅ Succeeded	1 hour	e2e-tests
✅ Succeeded	1 minute	check-task-pipeline-repo-existence
✅ Succeeded	28 seconds	e2e-cleanup