Split "My Certificates" filter into separate filtering and appearance filters
The appearance filter also applies to disabled certificates, which makes own disabled certificates also show up bold.
Since the appearance filter is now defined in kconfig, it is possible to change it through the UI
(cherry picked from commit bd2fc37294c1a65d1c349935a77842d6899ba49c)
- GnuPG-Bug-ID: T7234