Add comment for duplicate options

Author: GromNaN

src/DependencyInjection/Configuration.php

@@ -384,13 +384,11 @@ private function addConnectionsSection(ArrayNodeDefinition $rootNode): void
                                             ->scalarNode('projectId')->end()
                                             ->scalarNode('location')->end()
                                             ->scalarNode('keyRing')->end()
+                                            // Attribute already present for another KMS type
                                             //->scalarNode('keyName')->end()
                                             //->scalarNode('keyVersion')->end()
                                             // KMIP
                                             //->scalarNode('endpoint')->end()
-                                            ->scalarNode('tlsCAFile')->end()
-                                            ->scalarNode('tlsClientCertificateKeyFile')->end()
-                                            ->scalarNode('tlsClientCertificateKeyFilePassword')->end()
                                             // Local
                                             ->scalarNode('key')->end()
                                         ->end()