fix for apply_chat_template

tokenization_chatglm.py

@@ -32,7 +32,7 @@ class SPTokenizer:
             self.special_tokens[token] = self.n_words
             self.index_special_tokens[self.n_words] = token
             self.n_words += 1
-        self.role_special_token_expression = "|".join([re.escape(token) for token in role_special_tokens])
+        self.role_special_token_expression = "|".join([re.escape(token) for token in special_tokens]) # for apply_chat_template
 
     def tokenize(self, s: str, encode_special_tokens=False):
         if encode_special_tokens: