SKIP UPGRADE Pipeline Refactor

• This consolidates all of the values files used to tests/test-values.yaml and certs to chart/ingress-certs.yaml.
• I have removed files that are no longer used
• Moved pipeline to pipeline-templates

Closes https://repo1.dso.mil/platform-one/big-bang/bigbang/-/issues/803

MR moving the pipeline to pipeline-templates https://repo1.dso.mil/platform-one/big-bang/pipeline-templates/pipeline-templates/-/merge_requests/80