Narrow return type to true|int

Author: tstarling

ext/zip/php_zip.stub.php

@@ -646,7 +646,7 @@ class ZipArchive implements Countable
     /** @tentative-return-type */
     public function open(string $filename, int $flags = 0): bool|int {}
 
-    public function openString(string $data): bool|int {}
+    public function openString(string $data): true|int {}
 
     /**
      * @tentative-return-type