chore: Improve performance of `NetworkList` set operation#3587

EmandM merged 5 commits intodevelop-2.0.0Unity-Technologies/com.unity.netcode.gameobjects:develop-2.0.0from

chore/network-list-performance-set-operationUnity-Technologies/com.unity.netcode.gameobjects:chore/network-list-performance-set-operationCopy head branch name to clipboard