fix: bug where some specific shapes make inference on cuda graphs crashing

[pommedeterresautee]

fix #176
Also remove the need for a workaround regarding 32x32 issue, etc. -> new shapes have been added in the test suite.

[pommedeterresautee]

test pass

=========================================================================================================== warnings summary ===========================================================================================================
test/test_torchdynamo.py: 30 warnings
  /home/geantvert/.local/share/virtualenvs/kernl/lib/python3.9/site-packages/torch/jit/_check.py:181: UserWarning: The TorchScript type system doesn't support instance-level annotations on empty non-base types in `__init__`. Instead, either 1) use a type annotation in the class body, or 2) wrap the type in `torch.jit.Attribute`.
    warnings.warn("The TorchScript type system doesn't support "

-- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html
====================================================================================== 2684 passed, 26 skipped, 30 warnings in 9000.74s (2:30:00) ======================================================================================

[pommedeterresautee]

following new changes:

pytest test/test_torchdynamo.py -k "dynamo_optimized and cuda and benchmark"
...
======================================================================================= 52 passed, 214 deselected in 1013.59s (0:16:53) =======================================================================================

also tested and pass:

pytest test/test_attention.py -k "triton and fp16 and non-causal and benchmark and not no_cuda_graphs"