Fix incorrect sparse_dim in COO.zero_() and in binary operations with zero-sized COO operands (#98292)
Fixes https://github.com/pytorch/pytorch/issues/97627
Pull Request resolved: https://github.com/pytorch/pytorch/pull/98292
Approved by: https://github.com/nikitaved, https://github.com/cpuhrsch, https://github.com/amjames
