Optimize text descriptions

V2rayNG/app/src/main/kotlin/com/v2ray/ang/ui/MainActivity.kt

@@ -389,7 +389,7 @@ class MainActivity : BaseActivity(), NavigationView.OnNavigationItemSelectedList
         }
 
         R.id.del_invalid_config -> {
-            AlertDialog.Builder(this).setMessage(R.string.del_config_comfirm)
+            AlertDialog.Builder(this).setMessage(R.string.del_invalid_config_comfirm)
                 .setPositiveButton(android.R.string.ok) { _, _ ->
                     binding.pbWaiting.show()
                     lifecycleScope.launch(Dispatchers.IO) {