gpt3: timeout after 30 seconds

edmond/plugins/gpt3.py

@@ -35,7 +35,9 @@ class Gpt3Plugin(Plugin):
                 max_tokens=128,
                 top_p=1,
                 frequency_penalty=0.5,
-                presence_penalty=0
+                presence_penalty=0,
+                timeout=30,
+                response_timeout=30,
             )
         except openai.error.OpenAIError:
             return None