Merge "Add flag for back button on bouncer" into main

package: "com.android.systemui"

container: "system"

# NOTE: Keep alphabetized to help limit merge conflicts from multiple simultaneous editors.

flag {

    name: "back_button_on_bouncer"

    namespace: "desktop_users_and_accounts"

    description: "Add a 'back' button to bouncer"

    bug: "392597328"

}

flag {

    name: "user_switcher_add_sign_out_option"

    namespace: "desktop_users_and_accounts"