Migrate to aconfig flags

Remove all pipeline flags

Test: atest com.android.systemui.qs
Bug: 270385608
Bug: 278068252
Bug: 241772429
Flag: ACONFIG com.android.systemui.qs_new_pipeline DEVELOPMENT

Change-Id: I6c1cbb06f342f7f252d67d7b8863d6be563ba6b6
diff --git a/packages/SystemUI/aconfig/systemui.aconfig b/packages/SystemUI/aconfig/systemui.aconfig
index 9700bc6..bf3a330 100644
--- a/packages/SystemUI/aconfig/systemui.aconfig
+++ b/packages/SystemUI/aconfig/systemui.aconfig
@@ -90,3 +90,10 @@
         "keyguard_root_view."
     bug: "278054201"
 }
+
+flag {
+   name: "qs_new_pipeline"
+   namespace: "systemui"
+   description: "Use the new pipeline for Quick Settings. Should have no behavior changes."
+   bug: "241772429"
+}