fix linter warning

Author: arielj

src/backend/legendary/games.ts

@@ -14,7 +14,7 @@ import { GameConfig } from '../game_config'
 import { GlobalConfig } from '../config'
 import { LegendaryLibrary } from './library'
 import { LegendaryUser } from './user'
-import { execAsync, getLegendaryBin, isOnline, killPattern } from '../utils'
+import { execAsync, getLegendaryBin, killPattern } from '../utils'
 import {
   heroicGamesConfigPath,
   userHome,