gguf mistral quantized 2-bit 3-bit 4-bit 5-bit 6-bit 8-bit GGUF text-generation base_model:djuna/L3.1-Promissum_Mane-8B-Della-1.5-calc base_model:quantized:djuna/L3.1-Promissum_Mane-8B-Della-1.5-calc region:us imatrix conversational