Generate predispatch tests (#121678)
In this PR, we create another dynamic test class for TestExport tests that basically serializes/deserializas pre-dispatch IR. I encountered 4 additional failures. But 3 of them are due to different operator showing up in the graph and only one legit failure which is tracked by another task internally.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/121678
Approved by: https://github.com/angelayi
ghstack dependencies: #121652
