New translations zen-preferences.ftl (French)

fr/browser/browser/preferences/zen-preferences.ftl

@@ -52,6 +52,8 @@ zen-theme-marketplace-check-for-updates-button =
 zen-theme-marketplace-updates-success = Thème mis à jour avec succès
 zen-theme-marketplace-updates-fail = Aucune mise à jour trouvée !
 pane-zen-marketplace-title = Boutique de thèmes
+zen-look-and-feel-legacy-toolbar = 
+    .label = Use legacy toolbar position (Disclaimer: This feature is just for people who are used to the old toolbar position)
 zen-theme-marketplace-link = Visitez la boutique
 pane-zen-CKS-title = Raccourcis clavier
 category-zen-CKS =