🛠 fix: Add special token

added_tokens.json

@@ -0,0 +1 @@
+{"<|EOS|>": 50258, "<|PAD|>": 50260, "<|SEP|>": 50261, "<|BOS|>": 50257, "<|UNK|>": 50259}

special_tokens_map.json

@@ -1 +1 @@
-{"bos_token": "<|endoftext|>", "eos_token": "<|endoftext|>", "unk_token": "<|endoftext|>"}
+{"bos_token": "<|BOS|>", "eos_token": "<|EOS|>", "unk_token": "<|UNK|>", "sep_token": "<|SEP|>", "pad_token": "<|PAD|>"}