Adding flag android.app.customization_packs_apis to trunk_staging. This change was automatically created by advancing the Gantry workflow at: https://releasetracker.partner.android.com/changes/5sh1p0a000001?build_unique_id=AndroidAppCustomizationPacksApisLaunch-platform Do not edit this file manually or revert this change - use the Gantry workflow to manage the state of this flag. Bug: 372344184 Change-Id: Iab33da6ce0864c2a7c7221193ceb8b661f40f242 Flag: android.app.customization_packs_apis Ignore-AOSP-First: AConfig change for future AOSP release