update the punc text model, text=doc

paddlespeech/server/conf/application.yaml

@@ -160,7 +160,7 @@ cls_inference:
 ################### text task: punc; engine_type: python #######################
 text_python:
     task: punc
-    model_type: 'ernie_linear_p7_wudao'
+    model_type: 'ernie_linear_p3_wudao'
     lang: 'zh'
     sample_rate: 16000
     cfg_path: # [optional]

paddlespeech/server/restful/text_api.py

@@ -33,7 +33,7 @@ def help():
     """help
 
     Returns:
-        json: [description]
+        json: The /paddlespeech/text api response content
     """
     response = {
         "success": "True",
@@ -42,9 +42,7 @@ def help():
             "global": "success"
         },
         "result": {
-            "description": "text server",
-            "input": "text string",
-            "output": "punctuation text"
+            "punc_text": "The punctuation text content"
         }
     }
     return response