Nomic `create_nomic_map` programming bug

[KastanDay]

@star-nox In this line, the variable message is undefined and will cause the program to crash.

https://github.com/UIUC-Chatbot/ai-ta-backend/blob/cfca31ce85f08d0e639a689307d0aa533e7644cf/ai_ta_backend/nomic_logging.py#L220

Same type of problem with m here:
https://github.com/UIUC-Chatbot/ai-ta-backend/blob/cfca31ce85f08d0e639a689307d0aa533e7644cf/ai_ta_backend/nomic_logging.py#L231

I just noticed this when running our new linter in #164