Add SparseCsrCPU and SparseCsrCUDA dispatch to sum.dim_IntList (#99292)
This PR is to add support of sum.dim_IntList for Sparse Tensor, which is exposed in https://github.com/pytorch/pytorch/issues/98796.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/99292
Approved by: https://github.com/mingfeima, https://github.com/rusty1s, https://github.com/cpuhrsch
