Fix anomalie 4 : champ Reference obligatoire

src/Form/Type/FluxFormType.php

@@ -96,7 +96,7 @@ class FluxFormType extends AbstractType
         $builder
             ->add('reference', TextType::class, array(
                 'label' => 'Reference :',
-                'required' => false
+                'required' => true
             ))
             ->add('save', SubmitType::class, ['label' => "Valider"])
             ->addEventListener(FormEvents::POST_SUBMIT, function (FormEvent $event) use ($builder) {