Move contacts synchronization to connected method

plugins/contacts/contactsplugin.cpp

@@ -53,11 +53,13 @@ ContactsPlugin::ContactsPlugin(QObject* parent, const QVariantList& args) :
         qCWarning(KDECONNECT_PLUGIN_CONTACTS) << "handleResponseVCards:" << "Unable to create VCard directory";
     }
 
-    synchronizeRemoteWithLocal();
-
     qCDebug(KDECONNECT_PLUGIN_CONTACTS) << "Contacts constructor for device " << device()->name();
 }
 
+void ContactsPlugin::connected() {
+    synchronizeRemoteWithLocal();
+}
+
 bool ContactsPlugin::receivePacket(const NetworkPacket& np) {
     //qCDebug(KDECONNECT_PLUGIN_CONTACTS) << "Packet Received for device " << device()->name();
     //qCDebug(KDECONNECT_PLUGIN_CONTACTS) << np.body();

plugins/contacts/contactsplugin.h

@@ -93,8 +93,7 @@ public:
     explicit ContactsPlugin(QObject* parent, const QVariantList& args);
 
     bool receivePacket(const NetworkPacket& np) override;
-    void connected() override {
-    }
+    void connected() override;
 
     QString dbusPath () const override;