Fix menu localization not updated for "Open Tab..." item (#12993)

THe menu item "Open Tab..." was changed to "Open &Tab..." in #12895 but
localization files were not updated. Update it here.

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/lang/menu_fr_fr.latin1.vim b/runtime/lang/menu_fr_fr.latin1.vim
index ef741d7..dc1d7a8 100644
--- a/runtime/lang/menu_fr_fr.latin1.vim
+++ b/runtime/lang/menu_fr_fr.latin1.vim
@@ -42,7 +42,7 @@
 
 menutrans &Open\.\.\.<Tab>:e			&Ouvrir\.\.\.<Tab>:e
 menutrans Sp&lit-Open\.\.\.<Tab>:sp		Ouvrir\ à\ p&art\.\.\.<Tab>:sp
-menutrans Open\ Tab\.\.\.<Tab>:tabnew		Ouvrir\ dans\ un\ onglet\.\.\.<Tab>:tabnew
+menutrans Open\ &Tab\.\.\.<Tab>:tabnew		Ouvrir\ dans\ un\ onglet\.\.\.<Tab>:tabnew
 menutrans &New<Tab>:enew			&Nouveau<Tab>:enew
 menutrans &Close<Tab>:close			&Fermer<Tab>:close
 " -SEP1-