konflux: use downstream rpm build pipeline

Signed-off-by: Andrew Schoen <aschoen@ibm.com>

Author: andrewschoen

.tekton/rhceph-9-0-pull-request.yaml

@@ -36,7 +36,8 @@ spec:
     resolver: git
     params:
       - name: url
-        value: "https://github.com/konflux-ci/rpmbuild-pipeline.git"
+        #value: "https://github.com/konflux-ci/rpmbuild-pipeline.git"
+        value: "https://gitlab.cee.redhat.com/rhel-on-konflux/rpmbuild-pipeline.git"
       - name: revision
         value: main
       - name: pathInRepo