chore: update example overriding scenes networkprefabs dedicated server#3207

NoelStephensUnity merged 2 commits intodevelop-2.0.0Unity-Technologies/com.unity.netcode.gameobjects:develop-2.0.0from

chore/update-example-overriding-scenes-networkprefabs-dedicated-serverUnity-Technologies/com.unity.netcode.gameobjects:chore/update-example-overriding-scenes-networkprefabs-dedicated-serverCopy head branch name to clipboard