remove hover decoration

assets/sass/_theme/design-system/nav.sass

@@ -151,7 +151,8 @@
                     justify-content: space-between
                     align-items: center
                     gap: $spacing2
-                    @include icon(caret, after, true)
+                    text-decoration: none !important
+                    @include icon(caret, after)
                         transform: rotate(-14deg) skewX(-30deg)
 
     @include media-breakpoint-down(desktop)

i18n/en.yml

@@ -48,6 +48,7 @@ commons:
   accessibility:
     main_content: Go to main content
     menu: Go to menu
+    menu_lang: Accéder au menu des langues
     search: Go to search
     shortcut_navigation: Navigation d'accès rapide
     transcription: Transcription