* [Example] Migrate eligible examples to eager style
* fix wrong shape annotation in gemm_split_k examples
* fix incorrect dtype in gemm_streamk example
* fix
* revert some changes
* Refactor attention functions to use new parameter structures and improve readability. Updated `example_amd_flash_attn_bwd.py` and `example_amd_flash_attn_fwd.py` to define input parameters more clearly. Enhanced shared memory usage in `flashattn_fwd` and `flashattn_sink` functions across various examples, ensuring compatibility with new configurations. Adjusted kernel definitions and added necessary checks for GPU capabilities.
* lint fix
* FIX
---------
Co-authored-by: LeiWang1999 <leiwang1999@outlook.com>