Space Settings: Leave Room (#4700)

* Implementation for all navigations inside the space settings aside the left space action

# Conflicts:
#	ElementX/Sources/FlowCoordinators/SpaceSettingsFlowCoordinator.swift

* refactored the leave space view to use its own view model

# Conflicts:
#	ElementX.xcodeproj/project.pbxproj

* implemented the leave space view model also in the settings screen, and corrected some tests

* reusing the details coordinator for the space settings screen

* leave space from settings implemented

* fix project

* minor pr fixes

* code improvements

ElementX/Sources/Screens/Spaces/SpaceScreen/View/SpaceScreen.swift

@@ -25,8 +25,8 @@ struct SpaceScreen: View {
         .navigationTitle(context.viewState.space.name)
         .navigationBarTitleDisplayMode(.inline)
         .toolbar { toolbar }
-        .sheet(item: $context.leaveHandle) { leaveHandle in
-            LeaveSpaceView(context: context, leaveHandle: leaveHandle)
+        .sheet(item: $context.leaveSpaceViewModel) { leaveSpaceViewModel in
+            LeaveSpaceView(context: leaveSpaceViewModel.context)
         }
     }