refactor: move max into dentritic pattern

modules/common/features/zathura.nix

@@ -0,0 +1,10 @@
+{ ... }: {
+  flake.homeModules.commonFeatureZathura = { ... }: {
+    programs.zathura = {
+      enable = true;
+      options = {
+        selection-clipboard = "clipboard";
+      };
+    };
+  };
+}