Commit 50b257f2416 for php

commit 50b257f241681631ad4eddd225ee437b8901fafd
Merge: f0d48c8991a ee0f3c5315d
Author: Ilia Alshanetsky <ilia@ilia.ws>
Date:   Tue Oct 6 11:12:10 2026 -0400

    Merge branch 'PHP-8.4' into PHP-8.5

    * PHP-8.4:
      Fix alternate form flag for %x testing stale signed value