Redesign device link screens

ts/components/installScreen/InstallScreenSignalLogo.tsx

@@ -0,0 +1,10 @@
+// Copyright 2021 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import type { ReactElement } from 'react';
+import React from 'react';
+
+export const InstallScreenSignalLogo = (): ReactElement => (
+  // Because "Signal" should be the same in every language, this is not localized.
+  <div className="InstallScreenSignalLogo">Signal</div>
+);