FIX: BindingSyntax WithInteraction() was incorrectly using processors. (#1777)

* FIX: Fix for WithInteraction() which appeared to be broken

* Add Changelog entry

---------

Co-authored-by: Håkan Sidenvall <hakan.sidenvall@unity3d.com>

Author: jamesmcgill

Packages/com.unity.inputsystem/CHANGELOG.md

@@ -34,6 +34,7 @@ however, it has to be formatted properly to pass verification tests.
 - Fixed an issue where undoing deletion of Action Maps did not restore Actions correctly.
 - Fixed case [ISXB-628](https://issuetracker.unity3d.com/product/unity/issues/guid/ISXB-628) (OnIMECompositionChange does not return an empty string on accept when using Microsoft IME) by clarifying expectations and intended usage for the IME composition change event.
 - Fixed case [ISX-1668] (The Profiler shows incorrect data and spams the console with "Missing Profiler.EndSample" errors when there is an Input System Component in Scene).
+- Fix for BindingSyntax `WithInteraction()` which was incorrectly using processors.
 
 ## [1.8.0-pre.1] - 2023-09-04
 

Packages/com.unity.inputsystem/InputSystem/Actions/InputActionSetupExtensions.cs

@@ -1245,9 +1245,9 @@ public BindingSyntax WithInteraction<TInteraction>()
                 if (!valid)
                     throw new InvalidOperationException("Accessor is not valid");
 
-                var interactionName = InputProcessor.s_Processors.FindNameForType(typeof(TInteraction));
+                var interactionName = InputInteraction.s_Interactions.FindNameForType(typeof(TInteraction));
                 if (interactionName.IsEmpty())
-                    throw new NotSupportedException($"Type '{typeof(TInteraction)}' has not been registered as a processor");
+                    throw new NotSupportedException($"Type '{typeof(TInteraction)}' has not been registered as a interaction");
 
                 return WithInteraction(interactionName);
             }