refactor: removed redundant cfg(dev) flags (#444)

src-tauri/src/core/setup/mod.rs

@@ -23,7 +23,7 @@ pub fn default(
     main_window: WebviewWindow,
     preference_window: WebviewWindow,
 ) {
-    #[cfg(any(dev, debug_assertions))]
+    #[cfg(debug_assertions)]
     main_window.open_devtools();
 
     platform(app_handle, main_window.clone(), preference_window.clone());