REUSE had a breaking change that changed the way they configure the
tool:
https://github.com/fsfe/reuse-tool/releases/tag/v4.0.0
This PR adjusts our code to get compliant again.
Signed-off-by: André Jaenisch <andre.jaenisch@posteo.de>
I'm going to break up my MainMenu into smaller components, starting with
the OverlayAvatar. Testing it taught me how to handle stores in Vitest.
Signed-off-by: André Jaenisch <andre.jaenisch@posteo.de>