Create teamfood flag for systemui.

Bug: 302578396
Test: compiles
Change-Id: I0430179254930c92e44285ea78ee7aa71576fc6d
diff --git a/packages/SystemUI/aconfig/systemui.aconfig b/packages/SystemUI/aconfig/systemui.aconfig
index 70832f5..437f8af 100644
--- a/packages/SystemUI/aconfig/systemui.aconfig
+++ b/packages/SystemUI/aconfig/systemui.aconfig
@@ -5,4 +5,11 @@
     namespace: "systemui"
     description: "An Example Flag"
     bug: "292511372"
-}
\ No newline at end of file
+}
+
+flag {
+    name: "sysui_teamfood"
+    namespace: "systemui"
+    description: "Enables all the sysui classic flags that are marked as being in teamfood"
+    bug: "302578396"
+}