ROX-31330: Remove 13 and 15 OCP pipelines#322

kurlov wants to merge 2 commits intomasterstackrox/operator-index:masterfrom

akurlov/ROX-31330-remove-ocp-13-and-15-pipelinesstackrox/operator-index:akurlov/ROX-31330-remove-ocp-13-and-15-pipelinesCopy head branch name to clipboard