More Arena/LMArena datasets, ShareGPT, and ShareChat

[upintheairsheep]

https://huggingface.co/lmarena-ai/datasets (various)
https://huggingface.co/datasets/lmsys/
https://huggingface.co/collections/bunnycore/sharegpt-datasets
https://huggingface.co/datasets/tucnguyen/ShareChat

Please add all of these datasets that fit in, some deduplication needed as well.

[upintheairsheep]

https://arxiv.org/abs/2406.11069

https://huggingface.co/datasets/shachardon/ShareLM (non-ShareLM/duplicate chats removed)