FIX: Check for valid index in current Control Scheme. (#2047)

Author: tspiller

Packages/com.unity.inputsystem/CHANGELOG.md

@@ -24,6 +24,7 @@ however, it has to be formatted properly to pass verification tests.
 - Fixed pasting bindings into empty Input Action asset. [ISXB-1180](https://issuetracker.unity3d.com/product/unity/issues/guid/ISXB-1180)
 - Fixed missing '&' symbol in Control Scheme dropdown on Windows platform. [ISXB-1109](https://issuetracker.unity3d.com/product/unity/issues/guid/ISXB-1109)
 - Fixed icon scaling in Input Actions window.
+- Fixed `ArgumentOutOfRangeException` when adding a new Control Scheme with any Device selected. [ISXB-1129](https://issuetracker.unity3d.com/product/unity/issues/guid/ISXB-1129)
 
 ### Changed
 - Added back the InputManager to InputSystem project-wide asset migration code with performance improvement (ISX-2086).

Packages/com.unity.inputsystem/InputSystem/Editor/UITKAssetEditor/Views/ActionsTreeView.cs

@@ -691,7 +691,7 @@ private static bool ShouldBindingBeVisible(SerializedInputBinding serializedInpu
             if (currentControlScheme.HasValue && !string.IsNullOrEmpty(currentControlScheme.Value.name))
             {
                 var isMatchingDevice = true;
-                if (deviceIndex >= 0)
+                if (deviceIndex >= 0 && deviceIndex < currentControlScheme.Value.deviceRequirements.Count)
                 {
                     var devicePathToMatch = InputControlPath.TryGetDeviceLayout(currentControlScheme.Value.deviceRequirements.ElementAt(deviceIndex).controlPath);
                     var devicePath = InputControlPath.TryGetDeviceLayout(serializedInputBinding.path);