Move the account migration screen to within the room list

UnitTests/Sources/MigrationScreenViewModelTests.swift

@@ -1,24 +0,0 @@
-//
-// Copyright 2022 New Vector Ltd
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-//
-
-import XCTest
-
-@testable import ElementX
-
-@MainActor
-class MigrationScreenViewModelTests: XCTestCase {
-    // Nothing to test, the view model has no mutable state.
-}

UnitTests/__Snapshots__/PreviewTests/test_homeScreen.Migrating.png

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+size 545917

UnitTests/__Snapshots__/PreviewTests/test_migrationScreen.1.png

@@ -1,3 +0,0 @@
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