[codemod][llvm15] LLVM-15 fixes for caffe2/test/cpp/jit/test_graph_executor.cpp (#89936)
Summary: This fixes issues which block `caffe2/test/cpp/jit/test_graph_executor.cpp` from compiling with LLVM-15.
Test Plan: Sandcastle
Reviewed By: meyering
Differential Revision: D41603459
Pull Request resolved: https://github.com/pytorch/pytorch/pull/89936
Approved by: https://github.com/soumith
