Invite again user on direct chats (#1087)

* Add leaveRoom section for DMs

* Add invite alert in RoomScreenViewModel

* Show alert on composer focus

* Add localisations

* Refine invite alert logics

* Amend tests

* Update project

* Fix local variable name

* Refactor show invite alert logic

ElementX/Sources/Services/Room/RoomProxyProtocol.swift

@@ -167,4 +167,9 @@ extension RoomProxyProtocol {
     var isEncryptedOneToOneRoom: Bool {
         isDirect && isEncrypted && activeMembersCount == 2
     }
+
+    func members() async -> [RoomMemberProxyProtocol]? {
+        await updateMembers()
+        return await membersPublisher.values.first()
+    }
 }