Update TODOs.txt

TODOs.txt

@@ -1,6 +1,5 @@
 Notes:
 - prompt tuning
-- check existing agents
 - check existing classes for tools: video/image capabilities, audio transcription, etc.
-- checkout different models
+- checkout different quantized models locally, e. g. Gemini-flash 2.5, Deepseek-R1 
 - checkout https://huggingface.co/blog/open-deep-research#using-a-codeagent and https://github.com/huggingface/smolagents/tree/main/examples/open_deep_research