switch mindforger to the official unstable

nixos/common.nix

@@ -63,7 +63,6 @@ in
         optimise.automatic = true;
         nixPath = [
           "nixpkgs=https://github.com/NixOS/nixpkgs/archive/20.09.tar.gz"
-          "cyplo-mindforger=https://github.com/cyplo/nixpkgs/archive/mindforger1.52.tar.gz"
           "nixos-config=/etc/nixos/configuration.nix"
           "/nix/var/nix/profiles/per-user/root/channels"
           "home-manager=https://github.com/rycee/home-manager/archive/release-20.09.tar.gz"

nixos/gui/default.nix

@@ -21,7 +21,7 @@
     home.packages = with pkgs; [
       keybase-gui
       unstable.electrum
-      (import <cyplo-mindforger>{}).mindforger trilium-desktop typora
+      unstable.mindforger trilium-desktop typora
       digikam anarchism
       zoom-us ssb-patchwork
       passff-host