transformers

8bf73126 - Add AlbertForPreTraining and TFAlbertForPreTraining models. (#4057)

Add AlbertForPreTraining and TFAlbertForPreTraining models. (#4057) * Add AlbertForPreTraining and TFAlbertForPreTraining models. * PyTorch conversion * TensorFlow conversion * style Co-authored-by: Lysandre <lysandre.debut@reseau.eseo.fr>