ns for fx: fill out coverage for node I/O types (#55918)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/55918
Adds coverage for determining I/O dtype for various ops. This will
enable shadowing of these ops.
Test Plan:
```
python test/test_quantization.py TestFXNumericSuiteCoreAPIs.test_op_io_dtype_coverage
```
Imported from OSS
Reviewed By: jerryzh168
Differential Revision: D27740661
fbshipit-source-id: c5ce873ec56bffa50ca46d2fe134c70ed677e37e
