message: fix(aten::slice): Allow slicing of pytorch tensors
  We could in the future allow evaluator / converter overwriting to
  do the slicing at compile time, but for now we are just going to freeze
  the tensor
diff: @@ -199,7 +199,7 @@ auto select_registrations TRTORCH_UNUSED =
  .pattern(
  {"aten::slice.Tensor(Tensor(a) self, int dim=0, int start=0, int end=9223372036854775807, int step=1) -> Tensor(a)",
  [](ConversionCtx* ctx, const torch::jit::Node* n, args& args) -> bool {
  - auto in = args[0].ITensor();
  + auto in = args[0].ITensorOrFreeze(ctx);
  auto axis = args[1].unwrapToInt();
  auto maxDim = static_cast<int64_t>(in->getDimensions().d[axis]);
  // Handle case when given tensor index is negative
  