[Static Runtime] Fix a bug in aten::slice to honor optional arguments (#72530)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/72530
This bug was revealed from a failed attempt to run a feed/story model.
Test Plan:
- This fix was tested to successfully run the failed model: P479037453
- Added a unittest
Reviewed By: mikeiovine
Differential Revision: D34055801
fbshipit-source-id: 4a3e06bbb3b9fa78b0514c9c67aa4a0b79f46a8d
(cherry picked from commit bfa2bfb81ceaadad399522e422863fcea4aa13f1)
