[connectionagent] fix disconnecting mobile data when connecting to wlan

If wlan starts as unknown, it would not be favorite until it reaches
online state. Previously it would not reach the disconnecting stanza and
thus mobile data would not get disconnected.

connd/qconnectionagent.cpp

@@ -234,6 +234,12 @@ void QConnectionAgent::serviceStateChanged(const QString &state)
     qDebug() << state << service->name() << service->strength();
     qDebug() << "currentNetworkState" << currentNetworkState;
 
+    if (state == "ready" && service->type() == "wifi"
+            && !delayedTethering
+            && netman->defaultRoute()->type() == "cellular") {
+        netman->defaultRoute()->requestDisconnect();
+    }
+
     if (!service->favorite() || !netman->getTechnology(service->type())
             || !netman->getTechnology(service->type())->powered()) {
         qDebug() << "not fav or not powered";
@@ -253,11 +259,7 @@ void QConnectionAgent::serviceStateChanged(const QString &state)
     if (delayedTethering && service->type() == "wifi" && state == "association") {
         service->requestDisconnect();
     }
-    if (state == "ready" && service->type() == "wifi"
-            && !delayedTethering
-            && netman->defaultRoute()->type() == "cellular") {
-        netman->defaultRoute()->requestDisconnect();
-    }
+
     if (state == "online") {
         Q_EMIT connectionState(state, service->type());