feat(setup): Disallow split w/ wired controller.

For now, disallow wired split combination during setup.

docs/src/setup-script-generation-plugin/index.js

@@ -30,6 +30,7 @@ function generateSetupScripts() {
             if (item.features?.includes("keys")) {
               agg.keyboards.push(item);
             } else {
+              item.usb_only = !item.outputs?.includes("ble");
               agg.boards.push(item);
             }
             break;