Revert "[MLIR] Fix thread safety of the deleter in PyDenseResourceElementsAttribute (llvm#124832)"

This reverts commit 28507ac.

Author: chrsmcgrr

mlir/lib/Bindings/Python/IRAttributes.cpp

@@ -1474,10 +1474,7 @@ class PyDenseResourceElementsAttribute
     // The userData is a Py_buffer* that the deleter owns.
     auto deleter = [](void *userData, const void *data, size_t size,
                       size_t align) {
-      if (!Py_IsInitialized())
-        Py_Initialize();
       Py_buffer *ownedView = static_cast<Py_buffer *>(userData);
-      nb::gil_scoped_acquire gil;
       PyBuffer_Release(ownedView);
       delete ownedView;
     };