forward the label_html option to expanded choice fields

Author: xabbuh

Extension/Core/Type/ChoiceType.php

@@ -395,6 +395,7 @@ private function addSubForm(FormBuilderInterface $builder, string $name, ChoiceV
         $choiceOpts = [
             'value' => $choiceView->value,
             'label' => $choiceView->label,
+            'label_html' => $options['label_html'],
             'attr' => $choiceView->attr,
             'translation_domain' => $options['choice_translation_domain'],
             'block_name' => 'entry',

Tests/Extension/Core/Type/ChoiceTypeTest.php

@@ -392,6 +392,20 @@ public function testExpandedCheckboxesAreNeverRequired()
         }
     }
 
+    public function testExpandedCheckboxesInhertLabelHtmlOption()
+    {
+        $form = $this->factory->create(static::TESTED_TYPE, null, [
+            'choices' => $this->choices,
+            'expanded' => true,
+            'label_html' => true,
+            'multiple' => true,
+        ]);
+
+        foreach ($form as $child) {
+            $this->assertTrue($child->getConfig()->getOption('label_html'));
+        }
+    }
+
     public function testExpandedRadiosAreRequiredIfChoiceChildIsRequired()
     {
         $form = $this->factory->create(static::TESTED_TYPE, null, [
@@ -420,6 +434,20 @@ public function testExpandedRadiosAreNotRequiredIfChoiceChildIsNotRequired()
         }
     }
 
+    public function testExpandedRadiosInhertLabelHtmlOption()
+    {
+        $form = $this->factory->create(static::TESTED_TYPE, null, [
+            'choices' => $this->choices,
+            'expanded' => true,
+            'label_html' => true,
+            'multiple' => false,
+        ]);
+
+        foreach ($form as $child) {
+            $this->assertTrue($child->getConfig()->getOption('label_html'));
+        }
+    }
+
     public function testSubmitSingleNonExpanded()
     {
         $form = $this->factory->create(static::TESTED_TYPE, null, [