Implement Knock Logic (#3573)

* WIP RequestToJoin struct

* implemented the logic to display the cells

* knock request banner accept flow

* mark all knocks as seen implemented

* details logic

* implemented accept, decline and ban in the list

* added a loader and modified the stacked view

of the banner

* pr suggestions

* updated naming and loading strings

* added the initial loading state

improved code and the tests

* updated a string that has changed

* code improvement

* tests for the room screen view model

* room details tests

and improved the knock requests tests for the room screen

* knock requests list tests

* added error state alerts with retry

* struct has been renamed on the sdk

so I renamed it also on the app side

* update SDK

UnitTests/Sources/RoomSummaryTests.swift

@@ -56,7 +56,7 @@ class RoomSummaryTests: XCTestCase {
     func makeSummary(isDirect: Bool, hasRoomAvatar: Bool) -> RoomSummary {
         RoomSummary(roomListItem: .init(noPointer: .init()),
                     id: roomDetails.id,
-                    joinRequestType: nil,
+                    knockRequestType: nil,
                     name: roomDetails.name,
                     isDirect: isDirect,
                     avatarURL: hasRoomAvatar ? roomDetails.avatarURL : nil,