New features

• Support Flash Attention (#1651)
• Implementation of gemm for FLOAT32 compute type with RUY backend (#1598)
• Conv1D quantization for only CPU (DNNL and CUDA backend is not supported) (#1601)

Fixes and improvements

• Fix bug tensor parallel (#1643)
• Use BestSampler when temperature is 0 (#1659)
• Fix bug gemma (#1660)
• Optimize loading/unloading time for Translator with cache (#1645)