Change dimType for shapeInfo (#30183)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/30183
Resubmit for D18579363 with fix
Test Plan: see D18579363
Reviewed By: ipiszy
Differential Revision: D18623090
fbshipit-source-id: 23c9176a22d9a5547e6b298f0d51717399d10751
