Update FortniteAPI Auth method (#1037)

Fix #998

README.md

@@ -375,7 +375,7 @@ API | Description | Auth | HTTPS | CORS |
 | [Destiny The Game](https://github.com/Bungie-net/api) | Bungie Platform API | `apiKey` | Yes | Unknown |
 | [Dota 2](https://docs.opendota.com/) | Provides information about Player stats , Match stats, Rankings for Dota 2 | No | Yes | Unknown |
 | [Eve Online](https://esi.evetech.net/ui) | Third-Party Developer Documentation | `OAuth` | Yes | Unknown |
-| [Fortnite](https://fortniteapi.com/) | Fortnite Stats & Cosmetics | No | Yes | Yes |
+| [Fortnite](https://fortniteapi.com/) | Fortnite Stats & Cosmetics | `apiKey` | Yes | Yes |
 | [Fortnite](https://fortnitetracker.com/site-api) | Fortnite Stats | `apiKey` | Yes | Unknown |
 | [Giant Bomb](https://www.giantbomb.com/api/documentation) | Video Games | No | Yes | Unknown |
 | [Guild Wars 2](https://wiki.guildwars2.com/wiki/API:Main) | Guild Wars 2 Game Information | `apiKey` | Yes | Unknown |