Removing flag android.content.pm.improve_install_freeze from trunk_staging.

This change was automatically created by rolling back a Gantry workflow.

Bug: 307561242
Change-Id: I4889350742fc3ea6e0c3909487000304d1913fcc
Flag: android.content.pm.improve_install_freeze
Ignore-AOSP-First: AConfig change for future AOSP release
1 file changed