Update description of `clear_session()`.
Update description of `clear_session()`.

PiperOrigin-RevId: 299152901
Change-Id: Ia0a44f90451867765abbee58b48a4cad60c6340e

renyi533/tensorflow,freedomtan/tensorflow,tensorflow/tensorflow,sarvex/tensorflow,sarvex/tensorflow,gautam1858/tensorflow,frreiss/tensorflow-fred,annarev/tensorflow,Intel-Corporation/tensorflow,sarvex/tensorflow,yongtang/tensorflow,Intel-Corporation/tensorflow,aldian/tensorflow,tensorflow/tensorflow,renyi533/tensorflow,annarev/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,cxxgtxy/tensorflow,tensorflow/tensorflow-pywrap_saved_model,gautam1858/tensorflow,gunan/tensorflow,davidzchen/tensorflow,annarev/tensorflow,aam-at/tensorflow,gunan/tensorflow,sarvex/tensorflow,aam-at/tensorflow,yongtang/tensorflow,renyi533/tensorflow,petewarden/tensorflow,xzturn/tensorflow,davidzchen/tensorflow,tensorflow/tensorflow,davidzchen/tensorflow,Intel-tensorflow/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,gunan/tensorflow,sarvex/tensorflow,Intel-tensorflow/tensorflow,renyi533/tensorflow,paolodedios/tensorflow,aam-at/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow-pywrap_saved_model,Intel-tensorflow/tensorflow,Intel-tensorflow/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow,freedomtan/tensorflow,xzturn/tensorflow,cxxgtxy/tensorflow,cxxgtxy/tensorflow,petewarden/tensorflow,freedomtan/tensorflow,petewarden/tensorflow,annarev/tensorflow,petewarden/tensorflow,renyi533/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,tensorflow/tensorflow-pywrap_tf_optimizer,freedomtan/tensorflow,aldian/tensorflow,tensorflow/tensorflow,paolodedios/tensorflow,frreiss/tensorflow-fred,renyi533/tensorflow,karllessard/tensorflow,frreiss/tensorflow-fred,tensorflow/tensorflow,paolodedios/tensorflow,petewarden/tensorflow,petewarden/tensorflow,Intel-Corporation/tensorflow,aldian/tensorflow,Intel-Corporation/tensorflow,aam-at/tensorflow,tensorflow/tensorflow-pywrap_saved_model,Intel-tensorflow/tensorflow,gautam1858/tensorflow,frreiss/tensorflow-fred,aldian/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,renyi533/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,xzturn/tensorflow,cxxgtxy/tensorflow,gunan/tensorflow,sarvex/tensorflow,yongtang/tensorflow,annarev/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,davidzchen/tensorflow,frreiss/tensorflow-fred,tensorflow/tensorflow-pywrap_saved_model,davidzchen/tensorflow,yongtang/tensorflow,tensorflow/tensorflow-pywrap_saved_model,paolodedios/tensorflow,gautam1858/tensorflow,aldian/tensorflow,yongtang/tensorflow,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow-pywrap_tf_optimizer,gunan/tensorflow,aldian/tensorflow,frreiss/tensorflow-fred,tensorflow/tensorflow,freedomtan/tensorflow,yongtang/tensorflow,yongtang/tensorflow,karllessard/tensorflow,renyi533/tensorflow,cxxgtxy/tensorflow,yongtang/tensorflow,gautam1858/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,annarev/tensorflow,gunan/tensorflow,davidzchen/tensorflow,paolodedios/tensorflow,Intel-Corporation/tensorflow,renyi533/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,frreiss/tensorflow-fred,Intel-tensorflow/tensorflow,cxxgtxy/tensorflow,annarev/tensorflow,karllessard/tensorflow,karllessard/tensorflow,xzturn/tensorflow,petewarden/tensorflow,frreiss/tensorflow-fred,cxxgtxy/tensorflow,tensorflow/tensorflow,annarev/tensorflow,tensorflow/tensorflow-pywrap_saved_model,petewarden/tensorflow,Intel-tensorflow/tensorflow,gautam1858/tensorflow,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow-pywrap_tf_optimizer,freedomtan/tensorflow,aam-at/tensorflow,Intel-tensorflow/tensorflow,yongtang/tensorflow,tensorflow/tensorflow,paolodedios/tensorflow,frreiss/tensorflow-fred,davidzchen/tensorflow,freedomtan/tensorflow,renyi533/tensorflow,Intel-Corporation/tensorflow,freedomtan/tensorflow,aam-at/tensorflow,davidzchen/tensorflow,gunan/tensorflow,tensorflow/tensorflow,aam-at/tensorflow,xzturn/tensorflow,davidzchen/tensorflow,gunan/tensorflow,tensorflow/tensorflow,petewarden/tensorflow,sarvex/tensorflow,gautam1858/tensorflow,karllessard/tensorflow,freedomtan/tensorflow,gautam1858/tensorflow,gunan/tensorflow,paolodedios/tensorflow,Intel-tensorflow/tensorflow,gunan/tensorflow,renyi533/tensorflow,davidzchen/tensorflow,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow-pywrap_tf_optimizer,annarev/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,davidzchen/tensorflow,tensorflow/tensorflow-pywrap_saved_model,annarev/tensorflow,karllessard/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,Intel-tensorflow/tensorflow,renyi533/tensorflow,karllessard/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,gautam1858/tensorflow,xzturn/tensorflow,petewarden/tensorflow,xzturn/tensorflow,xzturn/tensorflow,sarvex/tensorflow,aam-at/tensorflow,paolodedios/tensorflow,petewarden/tensorflow,gunan/tensorflow,xzturn/tensorflow,xzturn/tensorflow,paolodedios/tensorflow,gautam1858/tensorflow,gautam1858/tensorflow,xzturn/tensorflow,peteward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