Add "change aspect ratio" to Recents/Overview

This shows up if the launcher is in a sw600dp-or-greater configuration.

Test: AspectRatioSystemShortcutTests
Test: OverviewMenuImageTest
Test: Manual check on phone, tablet, and inner/outer fold screens.
Flag: com.android.window.flags.universal_resizable_by_default
Bug: 357141415
Change-Id: I1bcbf9299d28ce68cccd636d92ed7195d64736eb