fix: Fix object traversal assigning instanceIds to none scene objects#629

mattwalsh-unity merged 2 commits intorelease/0.1.0Unity-Technologies/com.unity.netcode.gameobjects:release/0.1.0from

fix/scene-objects-traversalUnity-Technologies/com.unity.netcode.gameobjects:fix/scene-objects-traversalCopy head branch name to clipboard