bug symfony#48983 Fix BC user_identifier support after deprecation username (vtsykun)

This PR was merged into the 5.4 branch.

Discussion
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Fix BC user_identifier support after deprecation username

| Q             | A
| ------------- | ---
| Branch?       | 5.4
| Bug fix?      | yes
| New feature?  | no
| Deprecations? | no
| Tickets       | -
| License       | MIT
| Doc PR        | -

Starting from Symfony 6.2, the `{username}` string was deprecated in favor of `{user_identifier}` so here fixed BC support, like it was done for `LdapUserProvider`

https://github.com/symfony/symfony/blob/fe23f0f3e4ebf8793b91a04225dcb6aeb80edbcf/src/Symfony/Component/Ldap/Security/LdapUserProvider.php#L80

Commits
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adb9287 Fix user_identifier support after username has been deprecated in favor of it.

Author: fabpot

src/Symfony/Component/Ldap/Security/CheckLdapCredentialsListener.php

@@ -85,7 +85,7 @@ public function onCheckPassport(CheckPassportEvent $event)
                 }
                 // @deprecated since Symfony 5.3, change to $user->getUserIdentifier() in 6.0
                 $username = $ldap->escape(method_exists($user, 'getUserIdentifier') ? $user->getUserIdentifier() : $user->getUsername(), '', LdapInterface::ESCAPE_FILTER);
-                $query = str_replace('{username}', $username, $ldapBadge->getQueryString());
+                $query = str_replace(['{username}', '{user_identifier}'], $username, $ldapBadge->getQueryString());
                 $result = $ldap->query($ldapBadge->getDnString(), $query)->execute();
                 if (1 !== $result->count()) {
                     throw new BadCredentialsException('The presented username is invalid.');