Add base SF extensions to ignore list dependencies

Author: Jeroen de Graaf

composer-dependency-analyser.php

@@ -22,4 +22,7 @@
 $config->ignoreErrorsOnPackage('symfony/runtime', [ErrorType::UNUSED_DEPENDENCY]);
 $config->ignoreErrorsOnPackage('symfony/yaml', [ErrorType::UNUSED_DEPENDENCY]);
 
+$config->ignoreErrorsOnExtension('ext-ctype', [ErrorType::UNUSED_DEPENDENCY]);
+$config->ignoreErrorsOnExtension('ext-iconv', [ErrorType::UNUSED_DEPENDENCY]);
+
 return $config;