add nightreign (#2344)

Co-authored-by: wooferzfg <spapushin@gmail.com>

Author: FrankvdStam

LiveSplit.AutoSplitters.xml

@@ -20148,6 +20148,7 @@
             <Game>Armored Core 6</Game>
             <Game>Armored Core VI: Fires of Rubicon</Game>
             <Game>Bloodborne</Game>
+            <Game>Elden Ring Nightreign</Game>
         </Games>
         <URLs>
             <URL>https://raw.githubusercontent.com/FrankvdStam/SoulSplitter/main/Components/SoulSplitter.dll</URL>