Revert "potential fix to pre-load DLL dir for torch-mlir (#848)" (#852)

This reverts commit 6c470d8131.

shark/examples/shark_inference/stable_diffusion/main.py

@@ -1,11 +1,6 @@
 import os
-import sysconfig
 
 os.environ["AMD_ENABLE_LLPC"] = "1"
-# Preload DLL paths for torch-mlir
-os.add_dll_directory(
-    os.path.join(sysconfig.get_paths()["purelib"], "torch_mlir/_mlir_libs")
-)
 
 from transformers import CLIPTextModel, CLIPTokenizer
 import torch