call static initializers for each backend built

src/ngraph/runtime/backend_manager.cpp

@@ -109,11 +109,6 @@ shared_ptr<runtime::Backend> runtime::BackendManager::create_backend(const std::
     }
 
     auto registry = get_registry();
-    NGRAPH_INFO << type;
-    for (auto t : registry)
-    {
-        NGRAPH_INFO << t.first;
-    }
     auto it = registry.find(type);
     if (it != registry.end())
     {

src/ngraph/runtime/interpreter/int_backend.cpp

@@ -48,7 +48,6 @@ void runtime::interpreter::static_initialize()
     static bool s_is_initialized = false;
     if (!s_is_initialized)
     {
-        NGRAPH_INFO << "INTERPRETER static initialize";
         s_is_initialized = true;
         BackendManager::register_backend("INTERPRETER", get_backend_constructor_pointer());
     }