Revert "[SB][Notifs] status_bar_ron_chips flag -> status_bar_not..."

Revert submission 29848583

Reason for revert: b/374191659. The tests suggest that the flag rename caused a performance regression. That seems unlikely, but reverting to see if the regression goes away or not.

Reverted changes: /q/submissionid:29848583

Bug: 374191659
Bug: 364653005

Change-Id: I39578a39ffe65454f25db1e71b4dfc36ed3fd4bb
diff --git a/packages/SystemUI/aconfig/systemui.aconfig b/packages/SystemUI/aconfig/systemui.aconfig
index 2278789..4e181e3 100644
--- a/packages/SystemUI/aconfig/systemui.aconfig
+++ b/packages/SystemUI/aconfig/systemui.aconfig
@@ -421,9 +421,9 @@
 }
 
 flag {
-    name: "status_bar_notification_chips"
+    name: "status_bar_ron_chips"
     namespace: "systemui"
-    description: "Show promoted ongoing notifications as chips in the status bar"
+    description: "Show rich ongoing notifications as chips in the status bar"
     bug: "361346412"
 }