feat: Update swagger to openapi 3.0.4, update request payloads with examples (#11374)

swagger/definitions/request/public/message/create_payload.yml

@@ -1,10 +1,10 @@
-
 type: object
 properties:
   content:
     type: string
     description: Content for the message
+    example: 'Hello, how can I help you?'
   echo_id:
     type: string
     description: Temporary identifier which will be passed back via websockets
-  
+    example: '1234567890'

swagger/definitions/request/public/message/update_payload.yml

@@ -1,6 +1,30 @@
-
 type: object
 properties:
   submitted_values:
     type: object
-    description: Replies to the Bot Message Types
+    description: Replies to the Bot Message Types
+    properties:
+      name:
+        type: string
+        description: The name of the submiitted value
+        example: 'My Name'
+      title:
+        type: string
+        description: The title of the submitted value
+        example: 'My Title'
+      value:
+        type: string
+        description: The value of the submitted value
+        example: 'value'
+      csat_survey_response:
+        type: object
+        description: The CSAT survey response
+        properties:
+          feedback_message:
+            type: string
+            description: The feedback message of the CSAT survey response
+            example: 'Great service!'
+          rating:
+            type: integer
+            description: The rating of the CSAT survey response
+            example: 5