[Static Runtime] Check input container type in aten::__getitem__ (#58639)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/58639
Fix two tests in `//caffe2/test:static_runtime` that were previously broken.
Reviewed By: ajyu, edvgha
Differential Revision: D28561185
fbshipit-source-id: 3cfb0960666c808523d65da267f70bd51e828313
