[alt] fix for issue with input generation (nod-ai#361)

In
<nod-ai@776822a>,
a line of code was erroneously removed, resulting in a failure to get
the input shape for static dims.

This adds back in the missing line to append the static shapes to the
int_dims list.

alt_e2eshark/e2e_testing/onnx_utils.py

@@ -45,6 +45,7 @@ def get_node_shape_from_dim_param_dict(node: onnxruntime.capi.onnxruntime_pybind
             raise ValueError(
                 f"input node '{node.name}' has a non-positive dim: {dim}. Consider setting cutsom inputs for this test."
             )
+        int_dims.append(dim)
     return int_dims