Support handling reconnect to QualifiedNetworkType

Data FWK implementation to handle preferred RAT update with forceReconnect flag from QNS.

Bug: 319520561
Test: atest FrameworksTelephonyTests
Change-Id: Id70c2c7cb45ebc77c9c7be6218f29434697ff03a
diff --git a/flags/data.aconfig b/flags/data.aconfig
index cad7da7..3beb016 100644
--- a/flags/data.aconfig
+++ b/flags/data.aconfig
@@ -111,3 +111,10 @@
   description: "When QNS prefers MMS on IWLAN, MMS will be attempted on IWLAN if it can, even though if existing cellular network already supports MMS."
   bug: "316211526"
 }
+
+flag {
+  name: "reconnect_qualified_network"
+  namespace: "telephony"
+  description: "This flag is for internal implementation to handle reconnect request from QNS in telephony FWK."
+  bug: "319520561"
+}
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