Contextual menu for rooms (#842)

* Add room contextual menu

* Add room context menu view actions

* Add navigation to room’s detail

* Show leave alert in HomeScreen

* Implement leave logic

* Refine leave navigation for iPad

* Optimize leave from homescreen

* Refactor roomSettings -> roomDetails

* Refactor room for id mock

* Add UTs

* Cleanup

* Fix alert presentation in RoomDetailsScreenViewModel

* Fix animation flag

ElementX/Sources/Mocks/RoomProxyMock.swift

@@ -32,6 +32,7 @@ struct RoomProxyMockConfiguration {
     var alternativeAliases: [String] = []
     var hasUnreadNotifications = Bool.random()
     var members: [RoomMemberProxyProtocol]?
+    var inviter: RoomMemberProxyMock?
 }
 
 extension RoomProxyMock {
@@ -57,7 +58,12 @@ extension RoomProxyMock {
         } else {
             membersPublisher = Just([]).eraseToAnyPublisher()
         }
+        
+        if let inviter = configuration.inviter {
+            inviterClosure = { inviter }
+        }
 
         updateMembersClosure = { }
+        acceptInvitationClosure = { .success(()) }
     }
 }