Log Message:
digikam: update to 8.6.0.

After four months of active maintenance and many weeks triaging
bugs, the digiKam team is proud to present version 8.6.0 of its
open source digital photo manager.

New Features and Major Changes
- Face Management Updates and Improvements
- Auto-Tags Management
- Image Quality Management
- Red Eye Correction

The digiKam team has continued to work on a better Artificial
Intelligence integration in digiKam, and many parts have been
improved with the 8.6.0 release.