Remove flag com.android.systemui.stl_user_action_gesture from trunk_staging. This change was automatically created by rolling back a Gantry workflow. Bug: 419520966 Flag: com.android.systemui.stl_user_action_gesture Ignore-AOSP-First: Flag change added internally for future AOSP release Change-Id: Ib121203f80f52b97599b88b53af2e2790d60c7d7