Steps to reproduce:
1. Original resolution: 7952 x 5304
2. Enhance the photo including super resolution
3. New DNG with resolution 15904 x 10608
4. Open the DNG on iOS mobile Lightroom app. Resolution says 15904 x 10608
5. Make an edit in iOS app. It can be a light change.
6. The resolution of the photo in both the iOS app and the desktop changes to 7952 x 5304
7. If you now export the photo, the resolution of the export is 7952 x 5304
8. Make an edit in Desktop app, the resolution changes back to 15904 x 10608 in both desktop and iOS