[flexiglass] Update scene.md to reflect the latest flags

compose_lockscreen has been removed as a dependency in ag/29424114

Bug: 283121968
Change-Id: I64b15e83a969f8fa244a16cf7fa33fad0041626b
Test: N/A documentation change only
Flag: NONE doc change only
diff --git a/packages/SystemUI/docs/scene.md b/packages/SystemUI/docs/scene.md
index 0ac15c5..234c7a0 100644
--- a/packages/SystemUI/docs/scene.md
+++ b/packages/SystemUI/docs/scene.md
@@ -68,15 +68,13 @@
 1.  Set a collection of **aconfig flags** to `true` by running the following
     commands:
     ```console
-    $ adb shell device_config override systemui com.android.systemui.scene_container true
-    $ adb shell device_config override systemui com.android.systemui.compose_lockscreen true
     $ adb shell device_config override systemui com.android.systemui.keyguard_bottom_area_refactor true
     $ adb shell device_config override systemui com.android.systemui.keyguard_wm_state_refactor true
-    $ adb shell device_config override systemui com.android.systemui.media_in_scene_container true
     $ adb shell device_config override systemui com.android.systemui.migrate_clocks_to_blueprint true
-    $ adb shell device_config override systemui com.android.systemui.notifications_heads_up_refactor true
+    $ adb shell device_config override systemui com.android.systemui.notification_avalanche_throttle_hun true
     $ adb shell device_config override systemui com.android.systemui.predictive_back_sysui true
     $ adb shell device_config override systemui com.android.systemui.device_entry_udfps_refactor true
+    $ adb shell device_config override systemui com.android.systemui.scene_container true
     ```
 2.  **Restart** System UI by issuing the following command:
     ```console