using gpt-4 (#66)

.github/workflows/chatgpt.yml

@@ -16,7 +16,7 @@ jobs:
           # Optional parameters
           LANGUAGE: English
           OPENAI_API_ENDPOINT: https://api.openai.com/v1
-          MODEL: gpt-3.5-turbo
+          MODEL: gpt-4
           PROMPT: "Please highlight only the most important logical errors, or areas for improvement of the Pull Request. If the Pull Request adheres to all guidelines and best practices, simply respond with 'No suggestions, the PR is good.'"
           # Configuration for OpenAI API request
           top_p: 1  # Determines the portion of the probability mass to sample from - https://platform.openai.com/docs/api-reference/chat/create#chat/create-top_p