fix: server scene exclusion during synchronization for runtime generated scenes#2550

NoelStephensUnity merged 7 commits intodevelopUnity-Technologies/com.unity.netcode.gameobjects:developfrom

fix/validatescenebeforeloading-synchronizationUnity-Technologies/com.unity.netcode.gameobjects:fix/validatescenebeforeloading-synchronizationCopy head branch name to clipboard