add flag for emergency calling notif changes

This CL gates the changes in ag/24212903 with a flag.

Fixes: 310010827
Bug: 290241725 (orignal bug)
Test: updated 2 tests
Change-Id: I1e4d065173f66df8fcba026d99e7217647f49c69
diff --git a/flags/misc.aconfig b/flags/misc.aconfig
index e9e3169..afe6980 100644
--- a/flags/misc.aconfig
+++ b/flags/misc.aconfig
@@ -16,6 +16,13 @@
 }
 
 flag {
+  name: "stop_spamming_emergency_notification"
+  namespace: "telephony"
+  description: "When set, the no wifi emergency calling availability notif will have a do not ask again button"
+  bug: "275225402"
+}
+
+flag {
   name: "enable_wps_check_api_flag"
   namespace: "telephony"
   description: "Enable system api isWpsCallNumber. Its an utility api to check if the dialed number is for Wireless Priority Service call."