Add custom font management and multimedia video editing support

Enhanced the configuration by introducing a custom font management system, allowing for the installation of additional fonts. Updated multimedia settings to include video editing applications, enabling users to manage multimedia and video editing packages more effectively. Removed the deprecated fonts module to streamline the configuration.

config/derek.nix

@@ -9,10 +9,10 @@
     apps = {
       art.enable = true;
       art.users = "bearded_dragonn";
-      fonts.enable = true;
-      fonts.users = "bearded_dragonn";
       gaming.enable = true;
       gaming.users = "bearded_dragonn";
+      multimedia.videoEditing.enable = true;
+      multimedia.videoEditing.users = "bearded_dragonn";
     };
     dev = {
       nix.enable = true;
@@ -50,18 +50,12 @@
     hashedPasswordFile = config.sops.secrets.derek-password.path;
     packages = builtins.attrValues {
       inherit (pkgs)
-        davinci-resolve
-        shotcut
-        pitivi
         bottles
         vscode
         nextcloud-client
         firefox
         warp
         ;
-      inherit (pkgs.kdePackages)
-        kdenlive
-        ;
     };
     extraGroups = [
       "audio"