fix: Avatar: Remove superfluous path

gajim/gtk/avatar.py

@@ -469,11 +469,10 @@ def get_workspace_surface(self,
             surface = self._load_surface_from_storage(avatar_sha, size, scale)
             if surface is not None:
                 return clip(surface, 'round-corners')
-            else:
-                # avatar_sha set, but image is missing
-                # (e.g. avatar cache deleted)
-                app.settings.set_workspace_setting(
-                    workspace_id, 'avatar_sha', '')
+
+            # avatar_sha set, but image is missing
+            # (e.g. avatar cache deleted)
+            app.settings.set_workspace_setting(workspace_id, 'avatar_sha', '')
 
         rgba = make_rgba(color or DEFAULT_WORKSPACE_COLOR)
         letter = name[:1].upper()