update timeline

Author: davidADSP

docs/history.csv

@@ -82,4 +82,5 @@ PaLM-E,06/03/2023,https://arxiv.org/abs/2303.03378,0,Multimodal Models,562
 Visual ChatGPT,08/03/2023,https://arxiv.org/abs/2303.04671,0,Multimodal Models,
 Alpaca,13/03/2023,https://github.com/tatsu-lab/stanford_alpaca,1,Autoregressive / Transformer,
 GPT-4,16/03/2023,https://cdn.openai.com/papers/gpt-4.pdf,0,Multimodal Models,
-Luminous,14/04/2022,https://www.aleph-alpha.com/luminous,0,Autoregressive / Transformer,
+Luminous,14/04/2022,https://www.aleph-alpha.com/luminous,0,Autoregressive / Transformer,
+Flan-T5,20/10/2022,https://arxiv.org/abs/2210.11416,0,Autoregressive / Transformer,11