Keep defaults for /completions parameters

Ref: https://platform.openai.com/docs/api-reference/completions/create

Author: johnd0e

openai/init.moon

@@ -284,8 +284,8 @@ class OpenAI
     payload = {
       model: "text-davinci-003"
       :prompt
-      temperature: 0.5
-      max_tokens: 600
+      -- temperature: 1
+      -- max_tokens: 16
       -- top_p: 1
       -- frequency_penalty: 0
       -- presence_penalty: 0