[4.19][Storage] Move tests away from test_import_http.py and replace using datasource cloning#5202

rnetser merged 5 commits into

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ema-aka-young:CNV-83361-replace-http-import-cnv-4.20-cnv-4.19ema-aka-young/openshift-virtualization-tests:CNV-83361-replace-http-import-cnv-4.20-cnv-4.19Copy head branch name to clipboard