Strenghten preconditions of linalg.cross (#83798)
This makes `linalg.cross` array API complaint (https://github.com/data-apis/array-api/issues/415) and fixes a few bugs.
Fixes https://github.com/pytorch/pytorch/issues/77629
Fixes https://github.com/pytorch/pytorch/issues/83756
Pull Request resolved: https://github.com/pytorch/pytorch/pull/83798
Approved by: https://github.com/mruberry
