According to this doc, it's not yet possible:
You need the 13.1 ACR version which is not available in the current PSE2021.
When and if an update will be available before the next PSE version, as usual, those who know are not allowed to say, those who say don't know...
Either use the converter bundled with your camera and output tiff files from the conversion,
Or download the free Adobe DNGconverter mentioned in that faq: