Add flag for auto data switch rat and ss

Bug: 260928808
Test: voice call + data browsing
Change-Id: I17feaab599764eb8408997a9d422fe953ae49e2a
diff --git a/flags/data.aconfig b/flags/data.aconfig
index b1f5ab1..152660b 100644
--- a/flags/data.aconfig
+++ b/flags/data.aconfig
@@ -8,6 +8,13 @@
 }
 
 flag {
+  name: "auto_data_switch_rat_ss"
+  namespace: "telephony"
+  description: "Whether switch for better rat and signal strength"
+  bug:"260928808"
+}
+
+flag {
   name: "use_alarm_callback"
   namespace: "telephony"
   description: "Use alarm callback instead of broadcast."