Add override to virtual destructor of derived class

src/catch2/internal/catch_exception_translator_registry.hpp

@@ -16,7 +16,7 @@ namespace Catch {
 
     class ExceptionTranslatorRegistry : public IExceptionTranslatorRegistry {
     public:
-        ~ExceptionTranslatorRegistry();
+        ~ExceptionTranslatorRegistry() override;
         void registerTranslator( const IExceptionTranslator* translator );
         std::string translateActiveException() const override;
         std::string tryTranslators() const;