GNOME 40 fixups

[amaxine]

Motivation for this change

For #117081

Things done

• Tested using sandboxing (nix.useSandbox on NixOS, or option sandbox in nix.conf on non-NixOS linux)
• Built on platform(s)
  • NixOS
  • macOS
  • other Linux distributions
• Tested via one or more NixOS test(s) if existing and applicable for the change (look inside nixos/tests)
• Tested compilation of all pkgs that depend on this change using nix-shell -p nixpkgs-review --run "nixpkgs-review wip"
• Tested execution of all binary files (usually in ./result/bin/)
• Determined the impact on package closure size (by running nix path-info -S before and after)
• Ensured that relevant documentation is up to date
• Fits CONTRIBUTING.md.

[r-rmcgibbo]

Result of nixpkgs-review pr 117535 at a275df65 run on aarch64-linux 1

3 packages skipped due to time constraints:

• gnome3.gnome-calendar
• gnome3.gnome-session (gnome3.gnome_session)
• pantheon.elementary-session-settings

2 packages built successfully:

• cantarell-fonts
• orca (gnome3.orca)

1 suggestion:

• warning: maintainers-missing

  Package does not have a maintainer. Consider adding yourself?

  Near pkgs/data/fonts/cantarell-fonts/default.nix:34:5:

     |
  34 |     maintainers = with lib.maintainers; [ ];
     |     ^
  

---

Result of nixpkgs-review pr 117535 at a275df65 run on x86_64-linux 1

5 packages built successfully:

• cantarell-fonts
• gnome3.gnome-calendar
• gnome3.gnome-session (gnome3.gnome_session)
• orca (gnome3.orca)
• pantheon.elementary-session-settings

5 suggestions:

• warning: maintainers-missing

  Package does not have a maintainer. Consider adding yourself?

  Near pkgs/data/fonts/cantarell-fonts/default.nix:34:5:

     |
  34 |     maintainers = with lib.maintainers; [ ];
     |     ^
  

• warning: missing-patch-comment

  Please add a comment on the line above, explaining the purpose of this patch.
  Near pkgs/desktops/gnome-3/core/gnome-session/default.nix:18:5:

     |
  18 |     (substituteAll {
     |     ^
  

• warning: unclear-gpl

  gpl3 is a deprecated license, please check if project uses gpl3Plus or gpl3Only and change meta.license accordingly.

  Near pkgs/desktops/gnome-3/apps/gnome-calendar/default.nix:82:5:

     |
  82 |     license = licenses.gpl3;
     |     ^
  

• warning: unused-argument

  Unused argument: fetchpatch.
  Near pkgs/desktops/gnome-3/apps/gnome-calendar/default.nix:3:3:

    |
  3 | , fetchpatch
    |   ^
  

• warning: unused-argument

  Unused argument: fetchpatch.
  Near pkgs/desktops/gnome-3/core/gnome-session/default.nix:4:3:

    |
  4 | , fetchpatch }:
    |   ^
  

[jtojnar]

Thanks.