[AI] Added OpenAI temperature description

docs/ai_actions/work_with_ai_actions.md

@@ -57,8 +57,9 @@ You can modify the existing AI actions.
 - **Length of prompt output** -  sets a maximum number of words of the generated result
 
 - **Temperature** - controls the randomness of the response.
-Takes a value between 0 and 1. 
-The higher the temperature, the more creative is the output
+Takes a value between 0 and 2, but the usual range is between 0 and 1.
+The higher the temperature, the more random is the output.
+For more information, see the parameter description in [OpenAI API reference](https://platform.openai.com/docs/api-reference/chat/create).
 
 ![AI action options](img/ai_action_options.png)