fix: processor method apply_chat_template incorrect reference

modeling_minicpmv.py

@@ -321,7 +321,7 @@ class MiniCPMV(MiniCPMVPreTrainedModel):
             sys_msg = {'role': 'system', 'content': system_prompt}
             copy_msgs = [sys_msg] + copy_msgs        
 
-        prompt = processor.tokenizer.apply_chat_template(copy_msgs, tokenize=False, add_generation_prompt=True)
+        prompt = processor.apply_chat_template(copy_msgs, tokenize=False, add_generation_prompt=True)
         inputs = processor(prompt, images, return_tensors="pt", max_length=max_inp_length).to(self.device)
 
         if sampling: