Create aconfig flag for a VolumePanel refactor

Bug: 202262476
Flag: N/A
Test: N/A
Change-Id: I0bec2ebb0d07e9a49de06fec261bbe1d2190fa89
diff --git a/packages/SystemUI/aconfig/systemui.aconfig b/packages/SystemUI/aconfig/systemui.aconfig
index 41d12dc..bdd509a 100644
--- a/packages/SystemUI/aconfig/systemui.aconfig
+++ b/packages/SystemUI/aconfig/systemui.aconfig
@@ -277,6 +277,13 @@
 }
 
 flag {
+    name: "new_volume_panel"
+    namespace: "systemui"
+    description: "Switches to the new volume panel (without Slices)."
+    bug: "202262476"
+}
+
+flag {
     name: "screenshare_notification_hiding"
     namespace: "systemui"
     description: "Enable hiding of notifications during screenshare"