feat: Add kosimcse model and tokenizer

-Ref: https://github.com/BM-K/KoSimCSE_SKT

config.json

@@ -0,0 +1,22 @@
+{
+    "architectures": [
+      "BertModel"
+    ],
+    "attention_probs_dropout_prob": 0.1,
+    "gradient_checkpointing": false,
+    "hidden_act": "gelu",
+    "hidden_dropout_prob": 0.1,
+    "hidden_size": 768,
+    "initializer_range": 0.02,
+    "intermediate_size": 3072,
+    "layer_norm_eps": 1e-12,
+    "max_position_embeddings": 512,
+    "model_type": "bert",
+    "num_attention_heads": 12,
+    "num_hidden_layers": 12,
+    "pad_token_id": 1,
+    "type_vocab_size": 2,
+    "vocab_size": 8002,
+    "author": "Heewon Jeon(madjakarta@gmail.com)",
+    "kobert_version": 1.0
+  }

pytorch_model.bin

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+version https://git-lfs.github.com/spec/v1
+oid sha256:02882d9f269dfadb130bce164db47027fe194987a405e4c9dfd2f511b6f415cc
+size 1106439831

speical_tokens_map.json

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+{"bos_token": "[CLS]", "eos_token": "[SEP]", "unk_token": "[UNK]", "sep_token": "[SEP]", "pad_token": "[PAD]", "cls_token": "[CLS]", "mask_token": {"content": "[MASK]", "single_word": false, "lstrip": true, "rstrip": false, "normalized": true}}

spiece.model

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+version https://git-lfs.github.com/spec/v1
+oid sha256:17dc471055592d3cc9e0a5831e769246a8a001a4d27551c9ed79668173c7b407
+size 371427

tokenizer_config.json

@@ -0,0 +1 @@
+{"do_lower_case": false, "remove_space": true, "keep_accents": false, "bos_token": "[CLS]", "eos_token": "[SEP]", "unk_token": "[UNK]", "sep_token": "[SEP]", "pad_token": "[PAD]", "cls_token": "[CLS]", "mask_token": {"content": "[MASK]", "single_word": false, "lstrip": true, "rstrip": false, "normalized": true, "__type": "AddedToken"}, "additional_special_tokens": null, "sp_model_kwargs": {}, "model_max_length": 512, "tokenizer_class": "XLNetTokenizer"}