Refactor DoctrineEncryptExtension to improve dependency management

- Replaced the deprecated Symfony\Component\HttpKernel\DependencyInjection\Extension with Symfony\Component\DependencyInjection\Extension in DoctrineEncryptExtension.php for better compatibility and adherence to current Symfony standards.

Author: HecFranco

src/DependencyInjection/DoctrineEncryptExtension.php

@@ -9,8 +9,8 @@
 use Symfony\Component\Config\FileLocator;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 use Symfony\Component\DependencyInjection\Loader;
+use Symfony\Component\DependencyInjection\Extension\Extension;
 use Symfony\Component\DependencyInjection\Reference;
-use Symfony\Component\HttpKernel\DependencyInjection\Extension;
 
 use function array_key_exists;
 use function count;