[PyTorch] fix mixed int32/int64 indices/offsets for embedding_bag_out (#120752)
This was an oversight in D27482738 (#55189) -- it only patched the regular embedding_bag operator, but static runtime uses the out variant.
Differential Revision: [D54285460](https://our.internmc.facebook.com/intern/diff/D54285460/)
Pull Request resolved: https://github.com/pytorch/pytorch/pull/120752
Approved by: https://github.com/houseroad
