redispatch expand.SymInt to its int version properly (#82264)
### Description
we need to make sure the int overload of expand gets redispatched to the same device. Otherwise at::native::expand just calls a bunch of lower-level ops.
### Issue
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### Testing
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Pull Request resolved: https://github.com/pytorch/pytorch/pull/82264
Approved by: https://github.com/bdhirsh
