* fix: missing Oci-Subject header pushing index with subject Signed-off-by: Josh Dolitsky <josh@dolit.ski> * fix(s3): Add a test to cover handling pushing indexes with a subject Signed-off-by: Andrei Aaron <aaaron@luxoft.com> --------- Signed-off-by: Josh Dolitsky <josh@dolit.ski> Signed-off-by: Andrei Aaron <aaaron@luxoft.com> Co-authored-by: Andrei Aaron <aaaron@luxoft.com>