migration: sync list, gnonlin and qt-gstreamer won't be moved

docs/migration.org

@@ -185,7 +185,6 @@
  *  common
  *  documentation
  *  don't know => gstreamer-project
- *  gnonlin
  *  gst-build
  *  gst-devtools
  *  gst-editing-services
@@ -204,10 +203,11 @@
  *  gstreamer-vaapi
  *  orc
  *  packages => cerbero
- *  qt-gstreamer
  *  www
 
 **** DO NOT PORT
+ *  gnonlin
+ *  qt-gstreamer
  *  gst-android
  *  gst-monkeysaudio
  *  gst-plugins