fix(clang-tidy): modernize-type-traits (#6269)

src/common/ChatterinoSetting.hpp

@@ -63,10 +63,9 @@ using QStringSetting = ChatterinoSetting<QString>;
 using QSizeSetting = ChatterinoSetting<QSize>;
 
 template <typename Enum>
-class EnumSetting
-    : public ChatterinoSetting<typename std::underlying_type<Enum>::type>
+class EnumSetting : public ChatterinoSetting<std::underlying_type_t<Enum>>
 {
-    using Underlying = typename std::underlying_type<Enum>::type;
+    using Underlying = std::underlying_type_t<Enum>;
 
 public:
     using ChatterinoSetting<Underlying>::ChatterinoSetting;

src/common/UniqueAccess.hpp

@@ -85,8 +85,7 @@ public:
         return AccessGuard<T>(this->element_, this->mutex_);
     }
 
-    template <typename X = T,
-              typename = std::enable_if_t<!std::is_const<X>::value>>
+    template <typename X = T, typename = std::enable_if_t<!std::is_const_v<X>>>
     SharedAccessGuard<const X> accessConst() const
     {
         return SharedAccessGuard<const T>(this->element_, this->mutex_);