fix: Remove eliminate exceptions lowering pass

- Torch-TensorRT has evaluator support for exception elimination and
this particular lowering pass causes certain models to halt compilation
indefinitely
- Remove this lowering pass temporarily while a more robust and safer long-term solution is in development

Author: gs-olive

core/lowering/lowering.cpp

@@ -9,7 +9,6 @@
 #include "torch/csrc/jit/passes/lower_graph.h"
 #include "torch/csrc/jit/passes/lower_tuples.h"
 #include "torch/csrc/jit/passes/peephole.h"
-#include "torch/csrc/jit/passes/remove_exceptions.h"
 #include "torch/csrc/jit/passes/remove_mutation.h"
 
 #include "core/lowering/lowering.h"
@@ -105,7 +104,6 @@ void LowerGraph(std::shared_ptr<torch::jit::Graph>& g, std::vector<torch::jit::I
   torch::jit::InlineFunctionalGraphs(g);
   torch::jit::PeepholeOptimize(g, false);
   torch::jit::FuseLinear(g);
-  torch::jit::EliminateExceptions(g);
   if (!lower_info.disable_cse) {
     torch::jit::EliminateCommonSubexpression(g);
   }