!2466 delete ENABLE_GE

Merge pull request !2466 from mindspore_ding/backend

mindspore/ccsrc/pipeline/pipeline.cc

@@ -245,9 +245,7 @@ py::dict ExecutorPy::GetAllreduceFusion(const std::string &phase) {
 }
 
 void ExecutorPy::DelNetRes(const std::string &id) {
-#ifdef ENABLE_GE
   FinalizeBackend();
-#endif
   if (executor_ != nullptr) {
     bool flag = false;
     auto tmp_info = info_;