Remove flag com.android.systemui.dream_transition_fixes from bp3a. This change was automatically created by rolling back a Gantry workflow. Bug: 409720192 Flag: com.android.systemui.dream_transition_fixes Ignore-AOSP-First: AConfig change for future AOSP release (cherry picked from https://googleplex-android-review.googlesource.com/q/commit:5795fde40febe22afbac4e8e7504419f6f2413b3) Merged-In: Ifb9820602e3cdfe55315f9319475008ce897cf5c Change-Id: Ifb9820602e3cdfe55315f9319475008ce897cf5c