chore(deps): update registry.redhat.io/ubi8/ubi:latest docker digest to bcfca5f#956

red-hat-konflux-kflux-prd-rh02[bot] wants to merge 1 commit intorelease-v1.15.xopenshift-pipelines/tektoncd-hub:release-v1.15.xfrom

konflux/mintmaker/release-v1.15.x/registry.redhat.io-ubi8-ubi-latestopenshift-pipelines/tektoncd-hub:konflux/mintmaker/release-v1.15.x/registry.redhat.io-ubi8-ubi-latestCopy head branch name to clipboard