New System API to launch SIM Preference in Setting

Bug: b/381319469
Test: Manual
FLAG: com.android.internal.telephony.flags.action_sim_preference_settings
Change-Id: I063848c1485275f991371f409e9bbedcdc5eb592
diff --git a/flags/uicc.aconfig b/flags/uicc.aconfig
index d97f397..8b63d21 100644
--- a/flags/uicc.aconfig
+++ b/flags/uicc.aconfig
@@ -115,3 +115,11 @@
     description: "This flag controls to get a group id level2."
     bug:"381171540"
 }
+
+# OWNER=jinjeong TARGET=25Q2
+flag {
+    name: "action_sim_preference_settings"
+    namespace: "telephony"
+    description: "This flag controls to launch sim preference page in Setting"
+    bug:"381319469"
+}