FIX: Prevent errors on certain platforms

Author: jamesmcgill

Packages/com.unity.inputsystem/InputSystem/Editor/InputSystemPluginControl.cs

@@ -43,6 +43,7 @@ private static void CheckForExtension()
             #if UNITY_2023_3_OR_NEWER
             BuildTarget.VisionOS,
             #endif
+            (BuildTarget)49,
             BuildTarget.NoTarget
         };