[Ldap] add some missing license file headers

src/Symfony/Component/Ldap/LdapClient.php

@@ -1,5 +1,14 @@
 <?php
 
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Symfony\Component\Ldap;
 
 use Symfony\Component\Ldap\Exception\ConnectionException;

src/Symfony/Component/Ldap/LdapClientInterface.php

@@ -1,5 +1,14 @@
 <?php
 
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Symfony\Component\Ldap;
 
 use Symfony\Component\Ldap\Exception\ConnectionException;

src/Symfony/Component/Security/Core/Authentication/Provider/LdapBindAuthenticationProvider.php

@@ -1,5 +1,14 @@
 <?php
 
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Symfony\Component\Security\Core\Authentication\Provider;
 
 use Symfony\Component\Security\Core\Authentication\Token\UsernamePasswordToken;

src/Symfony/Component/Security/Core/Tests/User/LdapUserProviderTest.php

@@ -1,5 +1,14 @@
 <?php
 
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace Symfony\Component\Security\Core\Tests\User;
 
 use Symfony\Component\Security\Core\User\LdapUserProvider;