pylint fixes

Author: Ragini-Microsoft

infra/vscode_web/codeSample.py

@@ -22,4 +22,4 @@
 messages = project_client.agents.list_messages(thread_id=thread.id)
 
 for text_message in messages.text_messages:
-    print(text_message.as_dict())
+    print(text_message.as_dict())

infra/vscode_web/endpointCodeSample.py

@@ -28,4 +28,4 @@
 
     for message in messages:
         if message.text_messages:
-            print(f"{message.role}: {message.text_messages[-1].text.value}")
+            print(f"{message.role}: {message.text_messages[-1].text.value}")