Added sorting the list of opponents in the "Choose opponent": online users appear before offline users.#2145

vtm9 merged 2 commits intohexlet-codebattle:masterhexlet-codebattle/codebattle:masterfrom

AlinLob:fix/sort-online-then-offlineAlinLob/codebattle:fix/sort-online-then-offlineCopy head branch name to clipboard