up ^D10 and remove dep on external strutils

Closes #3287346

src/Form/TaxonomyGeneratorForm.php

@@ -2,12 +2,12 @@
 
 namespace Drupal\enum_generator\Form;
 
-use CodeArtery\String\StrTo;
 use Drupal;
 use Drupal\Core\Entity\EntityTypeManager;
 use Drupal\Core\File\FileSystemInterface;
 use Drupal\Core\Form\FormBase;
 use Drupal\Core\Form\FormStateInterface;
+use Drupal\enum_generator\StrTo;
 use Drupal\taxonomy\TermInterface;
 use Nette\PhpGenerator\ClassType;
 use Nette\PhpGenerator\PhpFile;