Feat:new api /sequence2txt and update QWenSeq2txt (#11643)

### What problem does this PR solve?
change:
new api /sequence2txt,
update QWenSeq2txt and ZhipuSeq2txt

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

agent/component/message.py

@@ -41,6 +41,7 @@ class MessageParam(ComponentParamBase):
         self.content = []
         self.stream = True
         self.output_format = None  # default output format
+        self.auto_play = False
         self.outputs = {
             "content": {
                 "type": "str"