Allow dot in the path

[mbeccati]

Apologies for the silly PRs!

My PHP path has a dot (/opt/PHP-8.5) and behat wasn't very happy about it.

001 Example: An extension can be installed          # features/install-extensions.feature:34
      Then the extension should have been installed # features/install-extensions.feature:36
        The value "🥧 PHP Installer for Extensions (PIE) dev-main, from The PHP Foundation
        You are running PHP 8.5.0-dev
        Target PHP installation: 8.5.0-dev nts, on Linux/OSX/etc x86_64 (from /opt/PHP-8.5/bin/php)
        Found package: asgrim/example-pie-extension:2.0.5 which provides ext-example_pie_extension
        Extracted asgrim/example-pie-extension:2.0.5 source to: /home/runner/.config/pie/php8.5_fdcc3311843d1f924fbcde941ed929bc/vendor/asgrim/example-pie-extension
        phpize complete.
        Configure complete with options: --with-php-config=/usr/bin/php-config
        Build complete: /home/runner/.config/pie/php8.5_fdcc3311843d1f924fbcde941ed929bc/vendor/asgrim/example-pie-extension/modules/example_pie_extension.so
        Install complete: /opt/PHP-8.5/lib/php/extensions/debug-non-zts-20250925/example_pie_extension.so
        ✅ Extension is enabled and loaded in /opt/PHP-8.5/bin/php
        " does not match the expected pattern. (Webmozart\Assert\InvalidArgumentException)
002 Example: An extension can be uninstalled             # features/uninstall-extensions.feature:3
      Then the extension should not be installed anymore # features/uninstall-extensions.feature:6
        The value "🥧 PHP Installer for Extensions (PIE) dev-main, from The PHP Foundation
        You are running PHP 8.5.0-dev
        Target PHP installation: 8.5.0-dev nts, on Linux/OSX/etc x86_64 (from /opt/PHP-8.5/bin/php)
        👋 Removed extension: /opt/PHP-8.5/lib/php/extensions/debug-non-zts-20250925/example_pie_extension.so
        " does not match the expected pattern. (Webmozart\Assert\InvalidArgumentException)

[asgrim]

Thanks! :)