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

ElementX/Sources/Screens/HomeScreen/View/HomeScreenInviteCell.swift

@@ -178,7 +178,7 @@ private extension HomeScreenRoom {
         
         let summary = RoomSummary(roomListItem: RoomListItemSDKMock(),
                                   id: "@someone:somewhere.com",
-                                  joinRequestType: .invite(inviter: inviter),
+                                  knockRequestType: .invite(inviter: inviter),
                                   name: "Some Guy",
                                   isDirect: true,
                                   avatarURL: nil,
@@ -205,7 +205,7 @@ private extension HomeScreenRoom {
         
         let summary = RoomSummary(roomListItem: RoomListItemSDKMock(),
                                   id: "@someone:somewhere.com",
-                                  joinRequestType: .invite(inviter: inviter),
+                                  knockRequestType: .invite(inviter: inviter),
                                   name: "Awesome Room",
                                   isDirect: false,
                                   avatarURL: avatarURL,