cleanup from new backend api (#2424)

* cleanup from new backend api

* more cleanup

src/ngraph/runtime/interpreter/CMakeLists.txt

@@ -15,7 +15,7 @@
 # ******************************************************************************
 
 if (NGRAPH_INTERPRETER_ENABLE)
-    add_library(interpreter_backend SHARED int_backend.cpp node_wrapper.cpp)
+    add_library(interpreter_backend SHARED int_backend.cpp node_wrapper.cpp int_executable.cpp)
     if(NGRAPH_LIB_VERSIONING_ENABLE)
         set_target_properties(interpreter_backend PROPERTIES
             VERSION ${NGRAPH_VERSION}

test/backend_debug_api.cpp

@@ -22,7 +22,7 @@
 #include "gtest/gtest.h"
 #include "ngraph/log.hpp"
 #include "ngraph/ngraph.hpp"
-#include "ngraph/runtime/interpreter/int_backend.hpp"
+#include "ngraph/runtime/interpreter/int_executable.hpp"
 #include "util/test_tools.hpp"
 
 using namespace std;