fix: Exception thrown when player prefab is null#3965

NoelStephensUnity merged 3 commits intodevelop-2.0.0Unity-Technologies/com.unity.netcode.gameobjects:develop-2.0.0from

fix/exception-when-playerprefab-is-nullUnity-Technologies/com.unity.netcode.gameobjects:fix/exception-when-playerprefab-is-nullCopy head branch name to clipboard