fonts.nix: remove custom font

building this takes a truly stupid amount of resources

modules/style/fonts.nix

@@ -1,24 +1,5 @@
 {pkgs, ...}: let
   inherit (builtins) mapAttrs;
-  valiosevka = pkgs.iosevka.override {
-    privateBuildPlan = {
-      family = "valiosevka";
-      spacing = "normal";
-      serifs = "sans";
-      noCvSs = true;
-      exportGlyphNames = false;
-
-      ligations.inherits = "dlig";
-      variants = {
-        inherits = "ss15";
-        design = {
-          e = "flat-crossbar";
-          f = "diagonal-tailed-crossbar-at-x-height";
-        };
-      };
-    };
-    set = "Fancy";
-  };
 in {
   # A (somewhat) sane list of fonts to be installed.
   fonts = {
@@ -73,7 +54,6 @@ in {
         comic-shanns-mono
         symbols-only
         ;
-      inherit valiosevka;
     };
     fontDir = {
       # Whether to create a directory with links to all fonts in