Add flag com.android.window.flags.enable_tall_app_headers to trunk_staging. This change was automatically created by advancing the Gantry workflow at: https://releasetracker.partner.android.com/changes/9a8gdoq000001?build_unique_id=ComAndroidWindowFlagsEnableTallAppHeadersLaunch-platform Do not edit this file manually or revert this change - use the Gantry workflow to manage the state of this flag. Bug: 397592755 Flag: com.android.window.flags.enable_tall_app_headers Ignore-AOSP-First: AConfig change for future AOSP release Change-Id: Ibd4c045f723776b76c55a1c334828009b392c81a