Source: Remove redundant lambda parameter lists

Source/Core/VideoCommon/VideoConfig.cpp

@@ -59,7 +59,7 @@ void VideoConfig::Refresh()
     // invalid values. Instead, pause the video thread first, update the config and correct
     // it, then resume emulation, after which the video thread will detect the config has
     // changed and act accordingly.
-    const auto config_changed_callback = []() {
+    const auto config_changed_callback = [] {
       auto& system = Core::System::GetInstance();
 
       const bool lock_gpu_thread = Core::IsRunning(system);