[php-src] Issue #23062: ext/OPCACHE fails on php8.5

Issue: https://github.com/php/php-src/issues/23062
Author: bigfoot90

### Description

### Description

The following code:

```dockerfile
FROM php:8.5-fpm-alpine

RUN docker-php-ext-install opcache
```

Resulted in this output:
```
Build complete.
Don't forget to run 'make test'.

Installing shared extensions:     /usr/local/lib/php/extensions/no-debug-non-zts-20250925/
cp: can't stat 'modules/*': No such file or directory
make: *** [Makefile:89: install-modules] Error 1
```

### PHP Version

```plain
PHP 8.5.9 (cli) (built: Jul 30 2026 22:44:26) (NTS)
Copyright (c) The PHP Group
Built by https://github.com/docker-library/php
Zend Engine v4.5.9, Copyright (c) Zend Technologies
    with Zend OPcache v8.5.9, Copyright (c), by Zend Technologies
```

### Operating System

 macOS Sequoia 15.7.1 + docker