fixed wrong link in tree view

ui_70-tree.c

@@ -121,7 +121,7 @@ static void write_tree_link(const struct object_id *oid, char *name,
 	oidcpy(&tree_ctx.oid, oid);
 
 	while (tree_ctx.count == 1) {
-		cgit_tree_link(name, NULL, "ls-dir", ctx.qry.head, rev,
+		cgit_gopher_tree_link(name, NULL, "ls-dir", ctx.qry.head, rev,
 			       fullpath->buf);
 
 		tree = lookup_tree(&tree_ctx.oid);