Commit ffc35ebb3c8 for php

commit ffc35ebb3c876d0e4d6d6ce6149277b411cc9713
Merge: 4ab0ffb5d12 724599cee57
Author: Weilin Du <weilindu@php.net>
Date:   Fri Oct 2 01:19:46 2026 +0800

    Merge branch 'PHP-8.6'

    * PHP-8.6:
      Merge branch 'PHP-8.5' into PHP-8.6

    * codex/pr24029-php86:
      ext/intl: Fix grapheme_strstr() and grapheme_strpos() missing canonically equivalent matches (#24029)