transformers safetensors gguf gemma text-generation GGUF quantized Q4_K_M Q5_K_M 4bit 5bit Gemma Gemma-7B Gemma-1.1 Gemma-1.1-7b Google conversational arxiv:2312.11805 arxiv:2009.03300 arxiv:1905.07830 arxiv:1911.11641 arxiv:1904.09728 arxiv:1905.10044 arxiv:1907.10641 arxiv:1811.00937 arxiv:1809.02789 arxiv:1911.01547 arxiv:1705.03551 arxiv:2107.03374 arxiv:2108.07732 arxiv:2110.14168 arxiv:2304.06364 arxiv:2206.04615 arxiv:1804.06876 arxiv:2110.08193 license:gemma autotrain_compatible text-generation-inference endpoints_compatible region:us