Adding flag com.android.wm.shell.enable_pip2 to trunk_staging.

This change was automatically created by advancing the Gantry workflow at:
https://releasetracker.partner.android.com/changes/64up0hi000001?build_unique_id=ComAndroidWmShellEnablePip2Launch-platform
Do not edit this file manually or revert this change - use the Gantry workflow to manage the state of this flag.

Bug: 311462191
Change-Id: I9fa4d1b73a7c5aee7e2f05f4ebd799f3abd04015
Flag: com.android.wm.shell.enable_pip2
Ignore-AOSP-First: AConfig change for future AOSP release
1 file changed