FastPitch fine-tunning using TDataset
The tutorial on FastPitch fine-tunning (`NeMo/tutorials/tts/`) is based on the `fastpitch_align.yaml` and `AudioToCharWithPriorAndPitchDataset`, which will soon be deprecated. Is there any guidance how to finetune a pretrained FastPitch model based on the `fastpitch_align_v1.05.yaml` and thus `TDataset`?