removed namespaces

src/singletons/helper/ChatterinoSetting.cpp

@@ -3,12 +3,10 @@
 #include "singletons/SettingsManager.hpp"
 
 namespace chatterino {
-namespace singletons {
 
 void _registerSetting(std::weak_ptr<pajlada::Settings::ISettingData> setting)
 {
     _actuallyRegisterSetting(setting);
 }
 
-}  // namespace singletons
 }  // namespace chatterino