Add missing flag for listener order change in CallsManager

Bug: b/263808809
Test: make
Change-Id: I18f1401f4a1e682558960b22a7bc2ec8fe0b2371
diff --git a/flags/telecom_calls_manager_flags.aconfig b/flags/telecom_calls_manager_flags.aconfig
index 7153f81..1a19480 100644
--- a/flags/telecom_calls_manager_flags.aconfig
+++ b/flags/telecom_calls_manager_flags.aconfig
@@ -1,6 +1,13 @@
 package: "com.android.server.telecom.flags"
 
 flag {
+  name: "use_improved_listener_order"
+  namespace: "telecom"
+  description: "Make InCallController the first listener to trigger"
+  bug: "24244713"
+}
+
+flag {
   name: "fix_audio_flicker_for_outgoing_calls"
   namespace: "telecom"
   description: "This fix ensures the MO calls won't switch from Active to Quite b/c setDialing was not called"