Commit 26e588f5637 for php

commit 26e588f5637bb150eaaf93e207c8512ad5876d59
Merge: e17e2970bc0 0ff60ab272b
Author: Weilin Du <weilindu@php.net>
Date:   Thu Oct 8 00:04:35 2026 +0800

    Merge branch 'PHP-8.6'

    * PHP-8.6:
      ext/intl: Fix grapheme_extract() next offset (#24160)