[bot:release-v1.20.x] Update Dockerfile CPE labels and base images

Add CPE label: cpe="cpe:/a:redhat:openshift_pipelines:1.20::el9"
Update UBI9 base image to latest

Author: openshift-pipelines-bot

.konflux/dockerfiles/opc.Dockerfile

@@ -1,5 +1,5 @@
 ARG GO_BUILDER=brew.registry.redhat.io/rh-osbs/openshift-golang-builder:v1.24
-ARG RUNTIME=registry.access.redhat.com/ubi9/ubi-minimal:latest@sha256:ecd4751c45e076b4e1e8d37ac0b1b9c7271930c094d1bcc5e6a4d6954c6b2289
+ARG RUNTIME=registry.access.redhat.com/ubi9/ubi-minimal:latest@sha256:759f5f42d9d6ce2a705e290b7fc549e2d2cd39312c4fa345f93c02e4abb8da95
 
 FROM $GO_BUILDER AS builder
 
@@ -28,4 +28,5 @@ LABEL \
       summary="A CLI for OpenShift Pipeline" \
       description="opc makes it easy to work with Tekton resources in OpenShift Pipelines. It is built on top of tkn and tkn-pac and expands their capablities to the functionality and user-experience that is available on OpenShift." \
       io.k8s.description="opc makes it easy to work with Tekton resources in OpenShift Pipelines. It is built on top of tkn and tkn-pac and expands their capablities to the functionality and user-experience that is available on OpenShift." \
-      io.openshift.tags="pipelines,tekton,openshift"
+      io.openshift.tags="pipelines,tekton,openshift" \
+      cpe="cpe:/a:redhat:openshift_pipelines:1.20::el9"