message: nydus-test: add more conversion source images
diff: @@ -15,11 +15,12 @@ import utils
  @pytest.mark.parametrize(
  "source",
  [
  + "openjdk:latest",
  "python:3.7",
  "docker.io/busybox:latest",
  ],
  )
  -@pytest.mark.parametrize("fs_version", [5, 6])
  +@pytest.mark.parametrize("fs_version", [6])
  def test_basic_conversion(
  nydus_anchor: NydusAnchor,
  rafs_conf: RafsConf,
  