[HIP/ROCm] Enable BF16: register layer_norm bfloat16 kernel + guard conv2d fuse passes#49

oldzhu wants to merge 1 commit into

ROCm:paddle_hackthonROCm/Paddle:paddle_hackthonfrom

oldzhu:hip-bf16-layer-norm-and-conv2d-fixoldzhu/Paddle:hip-bf16-layer-norm-and-conv2d-fixCopy head branch name to clipboard