Adding flag android.multiuser.place_add_user_dialog_within_activity to trunk_staging.

This change was automatically created by advancing the Gantry workflow at:
https://releasetracker.partner.android.com/changes/310roaa000001?build_unique_id=AndroidMultiuserPlaceAddUserDialogWithinActivityLaunch-platform
Do not edit this file manually or revert this change - use the Gantry workflow to manage the state of this flag.

Bug: 376815882
Change-Id: I2e81900955bd8bc0876d1c0ce657ff5a81d85d31
Flag: android.multiuser.place_add_user_dialog_within_activity
Ignore-AOSP-First: AConfig change for future AOSP release
1 file changed