[permissions] Fix permissions changed signal declaration

Author: FlorianBorea

include/qwlanmanager/permissions.h

@@ -33,7 +33,7 @@ class QWLANMAN_EXPORT Permissions : public QObject
     WlanError askWlanPermissions();
 
 signals:
-    void sPermissionsChanged(WlanPerm idPerm);
+    void sPermissionsChanged(qwm::WlanPerm idPerm);
 
 private:
     std::unique_ptr<PermissionsPrivate> d_ptr;