Add flag com.android.wallpaper.enable_recent_wallpaper_deletion to cp1a. This change was generated by Halyard and was triggered outside of Gantry to add a flag to a release configuration. Flag: com.android.wallpaper.enable_recent_wallpaper_deletion Ignore-AOSP-First: Flag change added internally for future AOSP release Change-Id: I5398504a6b7f6c45caf7ba1d666b4e0884c53668 Bug: 465589212