remove exported stuff that doesn't need to be exported

Author: leafo

openai/chat_completions.lua

@@ -253,10 +253,5 @@ end
 return {
   ChatSession = ChatSession,
   test_message = test_message,
-  test_function = test_function,
-  parse_chat_response = parse_chat_response,
-  parse_error_message = parse_error_message,
-  parse_completion_chunk = parse_completion_chunk,
-  consume_json_head = consume_json_head,
   create_chat_stream_filter = create_chat_stream_filter
 }

openai/chat_completions.moon

@@ -249,10 +249,5 @@ class ChatSession
 {
   :ChatSession
   :test_message
-  :test_function
-  :parse_chat_response
-  :parse_error_message
-  :parse_completion_chunk
-  :consume_json_head
   :create_chat_stream_filter
 }