Drop redundant MarkAsIntentionallyLeaked

commit_hash:a7e152eae3d2996e60fa5940906933bfb64bdc88

Author: babenko

library/cpp/yt/memory/leaky_ref_counted_singleton-inl.h

@@ -30,9 +30,6 @@ TIntrusivePtr<T> LeakyRefCountedSingleton(TArgs&&... args)
         auto ptr = New<T>(std::forward<TArgs>(args)...);
         Ref(ptr.Get());
         Ptr.store(ptr.Get());
-#if defined(_asan_enabled_)
-        NSan::MarkAsIntentionallyLeaked(ptr.Get());
-#endif
     });
 
     return Ptr.load();