Snap: Skip dummy widget on startup.

At startup there is a dummy widget that blocks the operation of the program.
This is reproducible on the Raspberry PI 4.
'-disableaccurateframe' is part of the Lazarus startup options

[skip ci]

Author: GerryFerdinandus

snap/snapcraft.yaml

@@ -23,7 +23,7 @@ architectures:
 
 apps:
   bittorrent-tracker-editor:
-    command: app/trackereditor
+    command: app/trackereditor -disableaccurateframe
     environment:
       # Fallback to XWayland if running in a Wayland session.
       DISABLE_WAYLAND: 1