update launch json

.vscode/launch.json

@@ -8,8 +8,7 @@
       "name": "Flutter",
       "request": "launch",
       "type": "dart",
-      "program": "example/lib/main.dart",
-      "args": ["--target-platform", "android-arm"]
+      "program": "example/lib/main.dart"
     }
   ]
 }