Knocked Preview implementation (#3426)

* JoinRoomScreen ui for knocking

* code improvement

* updated previews

* added knocked state with tests

* send knock request

* Apply suggestions from code review

Co-authored-by: Doug <6060466+pixlwave@users.noreply.github.com>

* pr comments

* update tests

* new API

* knock implementation and cancel knock

* update strings

* added a knocked cell in the home screen

* design update

* updated SDK

* simplified the invite case code

* pr comments

* updated previews

* added message as reason

* updated strings

* fixing tests

---------

Co-authored-by: Doug <6060466+pixlwave@users.noreply.github.com>

ElementX/Sources/Screens/JoinRoomScreen/JoinRoomScreenCoordinator.swift

@@ -49,7 +49,7 @@ final class JoinRoomScreenCoordinator: CoordinatorProtocol {
             switch action {
             case .joined:
                 actionsSubject.send(.joined)
-            case .cancelled:
+            case .dismiss:
                 actionsSubject.send(.cancelled)
             }
         }