update model card

update model card

add model_card

Replace pytorch_model.bin with model.safetensors, add tokenizer files

updated config file to include label2id and id2label

updated config

updated max position embeddings in config

updated config file

changed file name to config

changed vocab size

changed bin model file name

Rename model weights to pytorch_model.bin

Add RoBERTa token classification model

initial commit