* update relative positional embedding * make fix copies * add `use_cache` to list of arguments * fixup * 1line fucntion * add `test_decoder_model_past_with_large_inputs_relative_pos_emb` * add relative pos embedding test for more models * style
* fix slow test * Update tests/models/roc_bert/test_modeling_roc_bert.py
* add roc_bert * update roc_bert readme * code style * change name and delete unuse file * udpate model file * delete unuse log file * delete tokenizer fast * reformat code and change model file path * add RocBertForPreTraining * update docs * delete wrong notes * fix copies * fix make repo-consistency error * fix files are not present in the table of contents error * change RocBert -> RoCBert * add doc, add detail test Co-authored-by: weiweishi <weiweishi@tencent.com>