Add flag for AP domain selection

Add hangup_emergency_call_for_cross_sim_redialing flag.
This flag controls the behavior of terminating a call for cross SIM
redialing.

Flag: com.android.internal.telephony.flags.hangup_emergency_call_for_cross_sim_redialing
Bug: 331127224
Bug: 336398541
Test: build
Test: Manual testing was conducted to verify if ongoing call is hung up and cross-SIM redialing is performed
Change-Id: Ic73119735d621f5d32d815a6d795f8791ec656c8
diff --git a/flags/domainselection.aconfig b/flags/domainselection.aconfig
index 623c3b6..4b1ad4a 100644
--- a/flags/domainselection.aconfig
+++ b/flags/domainselection.aconfig
@@ -33,3 +33,11 @@
     description: "This flag controls domain selection metrics."
     bug:"258112541"
 }
+
+# OWNER=jdyou TARGET=24Q4
+flag {
+    name: "hangup_emergency_call_for_cross_sim_redialing"
+    namespace: "telephony"
+    description: "This flag controls the behavior of terminating an emergency call for cross SIM redialing."
+    bug:"336398541"
+}