pinwheel: Use alt instead of ctrl for atuin numeric shortcuts

hosts/pinwheel/modules/atuin/default.nix

@@ -21,6 +21,7 @@ in
           auto_sync = true;
           sync_frequency = "5m";
           key_path = config.age.secrets."atuin-key".path;
+          ctrl_n_shortcuts = false;
         };
       };