Adding flag android.companion.virtualdevice.flags.display_power_manager_apis to trunk_staging.

This change was automatically created by advancing the Gantry workflow at:
https://releasetracker.partner.android.com/changes/1bpihhi000001?build_unique_id=android_platform_virtual_devices
Do not edit this file manually or revert this change - use the Gantry workflow to manage the state of this flag.

Bug: 365042486
Change-Id: Iaa62e61abe40116bd1ff34634f91a0a025719ede
Flag: android.companion.virtualdevice.flags.display_power_manager_apis
Ignore-AOSP-First: AConfig change for future AOSP release
1 file changed