DO NOT MERGE Remove VolumeUI initialization from SystemUIApplication.

Bug: 143107490
Test: Manual
Change-Id: I19b07e97c232b521cf074228e4e8419f14d9a48c
(cherry picked from commit a18fed8d4df51b5f13448b3d952e091372508fdb)
diff --git a/car_product/overlay/frameworks/base/packages/CarSystemUI/res/values/config.xml b/car_product/overlay/frameworks/base/packages/CarSystemUI/res/values/config.xml
index f4e1d4c..7fd5d38 100644
--- a/car_product/overlay/frameworks/base/packages/CarSystemUI/res/values/config.xml
+++ b/car_product/overlay/frameworks/base/packages/CarSystemUI/res/values/config.xml
@@ -92,7 +92,9 @@
 <!--
         <item>com.android.systemui.recents.Recents</item>
 -->
+<!--
         <item>com.android.systemui.volume.VolumeUI</item>
+-->
         <item>com.android.systemui.stackdivider.Divider</item>
         <item>com.android.systemui.SystemBars</item>
         <item>com.android.systemui.usb.StorageNotification</item>