fix: ping tool example updates and fixes #3106

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

fix/examples-pingtool-10-24-fixesUnity-Technologies/com.unity.netcode.gameobjects:fix/examples-pingtool-10-24-fixesCopy head branch name to clipboard