Therefore, its known narrative elements are not a part of the Doctor Who universe. It may have been the basis for a similar story in another medium, however — and that story may indeed be a part of the DWU.
Shrine was an unproduced serial due to be set in Season 26, written by Marc Platt. It was based on Leo Tolstoy's War and Peace and would have featured aliens looking for their god in Tsarist Russia. It was cancelled to make room for Ghost Light.