`tl.extra.cuda.experimental_device_tensormap_create2d` has been removed from upstream Triton

[xuzhao9]

https://github.com/meta-recsys/generative-recommenders/blob/main/generative_recommenders/ops/triton/triton_hstu_attention.py#L373C9-L373C61 uses tl.extra.cuda.experimental_device_tensormap_create2d, but upstream Triton has removed it in triton-lang/triton@053f98b