NGSTACK-1017 make bundle, extension and config classes final

Author: JakovKnezovicc

src/DependencyInjection/Configuration.php

@@ -8,7 +8,7 @@
 use Symfony\Component\Config\Definition\ConfigurationInterface;
 use Symfony\Component\DependencyInjection\Extension\ExtensionInterface;
 
-class Configuration implements ConfigurationInterface
+final class Configuration implements ConfigurationInterface
 {
     public function __construct(private ExtensionInterface $extension) {}
 

src/DependencyInjection/NetgenApiPlatformExtrasExtension.php

@@ -10,7 +10,7 @@
 
 use function is_array;
 
-class NetgenApiPlatformExtrasExtension extends Extension
+final class NetgenApiPlatformExtrasExtension extends Extension
 {
     /**
      * @param mixed[] $configs

src/NetgenApiPlatformExtrasBundle.php

@@ -6,4 +6,4 @@
 
 use Symfony\Component\HttpKernel\Bundle\Bundle;
 
-class NetgenApiPlatformExtrasBundle extends Bundle {}
+final class NetgenApiPlatformExtrasBundle extends Bundle {}