transformers gguf shining-valiant shining-valiant-2 valiant valiant-labs llama llama-3 llama-3-instruct llama-3-instruct-70b 70b conversational chat instruct en base_model:ValiantLabs/Llama3-70B-ShiningValiant2 base_model:quantized:ValiantLabs/Llama3-70B-ShiningValiant2 license:llama3 endpoints_compatible region:us