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/Services/Room/RoomSummary/RoomSummary.swift

@@ -9,7 +9,7 @@ import Foundation
 import MatrixRustSDK
 
 struct RoomSummary {
-    enum JoinRequestType {
+    enum KnockRequestType {
         case invite(inviter: RoomMemberProxyProtocol?)
         case knock
         
@@ -34,7 +34,7 @@ struct RoomSummary {
     
     let id: String
     
-    let joinRequestType: JoinRequestType?
+    let knockRequestType: KnockRequestType?
     
     let name: String
     let isDirect: Bool
@@ -103,7 +103,7 @@ extension RoomSummary {
         canonicalAlias = nil
         hasOngoingCall = false
         
-        joinRequestType = nil
+        knockRequestType = nil
         isMarkedUnread = false
         isFavourite = false
     }