Merge pull request #186566 from figsoda/fix-image-roll

image-roll: fix hydra build on darwin

pkgs/applications/graphics/image-roll/default.nix

···
   checkFlags = [
     # fails in the sandbox
     "--skip=file_list::tests"
+
+    # sometimes fails on darwin
+    "image_list::tests::save_current_image_overwrites_image_at_current_image_path_when_filename_is_set_to_none"
   ];
 
   postInstall = ''