git 497f151a03 SUMMARY When the user wishes to save or overwrite a brush preset, the preset thumbnail shown in the dialog is blank by default, instead of inheriting the old thumbnail. STEPS TO REPRODUCE 1. Open the brush settings. 2. Change any brush property. 3. Select "Overwrite Brush Preset" OBSERVED RESULT The thumbnail is blank. EXPECTED RESULT The thumbnail should be inherited. SOFTWARE/OS VERSIONS Linux/KDE Plasma: Debian Sid KDE Plasma Version: 5.27.11 KDE Frameworks Version: 5.115.0 Qt Version: 5.15.17 (appimage)