Fix duplicates in licenselist
Fix duplicates in licenselist

thecocce/SteamDatabaseBackend,SteamDatabase/SteamDatabaseBackend,SGColdSun/SteamDatabaseBackend,SteamDatabase/SteamDatabaseBackend,agarbuno/SteamDatabaseBackend,GoeGaming/SteamDatabaseBackend,GoeGaming/SteamDatabaseBackend,SGColdSun/SteamDatabaseBackend,thecocce/SteamDatabaseBackend