remove default destructor definition

src/app/browser/main/tab/page/navbar/request.hpp

@@ -26,8 +26,6 @@ namespace app::browser::main::tab::page::navbar
                 const Glib::ustring & VALUE = ""
             );
 
-            ~Request();
-
             Glib::ustring get_scheme();
             Glib::ustring get_host();
             Glib::ustring get_port();

src/app/browser/main/tab/page/navbar/update.cpp

@@ -15,6 +15,4 @@ Update::Update()
     set_tooltip_text(
         _("Update")
     );
-}
-
-Update::~Update() = default;
+}