`FinalizeDatasetOp::Dataset` has been removed from the code. There will be no longer any iterator created for it either. Clean up its special handling in `DatasetBase::MakeIterator()`.
`FinalizeDatasetOp::Dataset` has been removed from the code. There will be no longer any iterator created for it either. Clean up its special handling in `DatasetBase::MakeIterator()`.

PiperOrigin-RevId: 371030896
Change-Id: I7620cc5ce0f0206d1028f8b62fce4991f1c250f4

gautam1858/tensorflow,frreiss/tensorflow-fred,tensorflow/tensorflow-experimental_link_static_libraries_once,karllessard/tensorflow,Intel-tensorflow/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,karllessard/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,frreiss/tensorflow-fred,paolodedios/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow-experimental_link_static_libraries_once,tensorflow/tensorflow,paolodedios/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,karllessard/tensorflow,yongtang/tensorflow,karllessard/tensorflow,tensorflow/tensorflow,gautam1858/tensorflow,gautam1858/tensorflow,Intel-tensorflow/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,yongtang/tensorflow,frreiss/tensorflow-fred,yongtang/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,Intel-Corporation/tensorflow,frreiss/tensorflow-fred,tensorflow/tensorflow-experimental_link_static_libraries_once,tensorflow/tensorflow-pywrap_saved_model,gautam1858/tensorflow,yongtang/tensorflow,sarvex/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,Intel-Corporation/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,sarvex/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,tensorflow/tensorflow,yongtang/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,tensorflow/tensorflow-pywrap_tf_optimizer,Intel-tensorflow/tensorflow,frreiss/tensorflow-fred,Intel-Corporation/tensorflow,frreiss/tensorflow-fred,Intel-Corporation/tensorflow,karllessard/tensorflow,yongtang/tensorflow,gautam1858/tensorflow,tensorflow/tensorflow,Intel-tensorflow/tensorflow,gautam1858/tensorflow,gautam1858/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,tensorflow/tensorflow-pywrap_saved_model,paolodedios/tensorflow,tensorflow/tensorflow-pywrap_saved_model,Intel-Corporation/tensorflow,tensorflow/tensorflow,karllessard/tensorflow,yongtang/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,sarvex/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,karllessard/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,Intel-tensorflow/tensorflow,tensorflow/tensorflow-pywrap_saved_model,paolodedios/tensorflow,yongtang/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,tensorflow/tensorflow-pywrap_saved_model,Intel-Corporation/tensorflow,gautam1858/tensorflow,frreiss/tensorflow-fred,Intel-tensorflow/tensorflow,paolodedios/tensorflow,paolodedios/tensorflow,paolodedios/tensorflow,sarvex/tensorflow,tensorflow/tensorflow-pywrap_saved_model,gautam1858/tensorflow,gautam1858/tensorflow,Intel-tensorflow/tensorflow,tensorflow/tensorflow-pywrap_saved_model,gautam1858/tensorflow,paolodedios/tensorflow,karllessard/tensorflow,frreiss/tensorflow-fred,Intel-tensorflow/tensorflow,sarvex/tensorflow,karllessard/tensorflow,tensorflow/tensorflow,Intel-tensorflow/tensorflow,paolodedios/tensorflow,gautam1858/tensorflow,karllessard/tensorflow,karllessard/tensorflow,sarvex/tensorflow,sarvex/tensorflow,Intel-tensorflow/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow,frreiss/tensorflow-fred,yongtang/tensorflow,frreiss/tensorflow-fred,Intel-tensorflow/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,frreiss/tensorflow-fred,yongtang/tensorflow,paolodedios/tensorflow,yongtang/tensorflow,tensorflow/tensorflow,Intel-Corporation/tensorflow,sarvex/tensorflow,tensorflow/tensorflow,tensorflow/tensorflow-pywrap_saved_model,frreiss/tensorflow-fred,Intel-Corporation/tensorflow,paolodedios/tensorflow