minor symfony#21266 Add note about PHP-FPM detection in Symfony local server (mehdimays)

This PR was submitted for the 7.3 branch but it was merged into the 6.4 branch instead.

Discussion
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Add note about PHP-FPM detection in Symfony local server

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Commits
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9b45a86 Add note about PHP-FPM detection in Symfony local server

Author: javiereguiluz

setup/symfony_cli.rst

@@ -155,7 +155,7 @@ Enabling PHP-FPM
     PHP-FPM must be installed locally for the Symfony server to utilize.
 
 When the server starts, it checks for ``web/index_dev.php``, ``web/index.php``,
-``public/app_dev.php``, ``public/app.php`` in that order. If one is found, the
+``public/app_dev.php``, ``public/app.php``, ``public/index.php`` in that order. If one is found, the
 server will automatically start with PHP-FPM enabled. Otherwise the server will
 start without PHP-FPM and will show a ``Page not found`` page when trying to
 access a ``.php`` file in the browser.