ns for fx: update graph matching to handle dicts and tuples in node args (#52681)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/52681
Updates the NS graph matching to properly traverse through args of nodes
if args are lists or tuples. As a side benefit, refactors the code to
make future similar improvements easier.
Test Plan:
```
python test/test_quantization.py TestFXGraphMatcher
```
Imported from OSS
Reviewed By: raghuramank100
Differential Revision: D26611221
fbshipit-source-id: 4ddd9b26338a5a2763b2883967e100f73e207538
