[docs/gpt-j] addd instructions for how minimize CPU RAM usage (#13795)
[docs/gpt-j] addd instructions for how minimize CPU RAM usage (#13795)

* add a note about tokenizer

* add  tips to load model is less RAM

* fix link

* fix more links
huggingface/transformers,huggingface/transformers,huggingface/transformers,huggingface/transformers