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_sv_se.latin1.vim b/runtime/lang/menu_sv_se.latin1.vim
index b10cfd3..6a5d39b 100644
--- a/runtime/lang/menu_sv_se.latin1.vim
+++ b/runtime/lang/menu_sv_se.latin1.vim
@@ -34,7 +34,7 @@
 menutrans &File				&Arkiv
 menutrans &Open\.\.\.<Tab>:e		&Öppna\.\.\.<Tab>:e
 menutrans Sp&lit-Open\.\.\.<Tab>:sp	Öppna\ i\ splitt-vy\.\.\.<Tab>:sp
-menutrans Open\ Tab\.\.\.<Tab>:tabnew	Öppna\ flik\.\.\.<Tab>:tabnew
+menutrans Open\ &Tab\.\.\.<Tab>:tabnew	Öppna\ flik\.\.\.<Tab>:tabnew
 menutrans &New<Tab>:enew		&Ny<Tab>:enew
 menutrans &Close<Tab>:close		S&täng<Tab>:close
 menutrans &Save<Tab>:w			&Spara<Tab>:w