Add always_query_group_plugin

plugins/sudoers/def_data.c

@@ -394,6 +394,10 @@ struct sudo_defs_types sudo_defs_table[] = {
 	"sudoedit_follow", T_FLAG,
 	N_("Follow symbolic links when editing files with sudoedit"),
 	NULL,
+    }, {
+	"always_query_group_plugin", T_FLAG,
+	N_("Query the group plugin for unknown system groups"),
+	NULL,
     }, {
 	NULL, 0, NULL
     }