fix(Champs::Civilite): fix dsfr missing red feedback, add green feedback

app/components/editable_champ/civilite_component.rb

@@ -1,2 +1,5 @@
 class EditableChamp::CiviliteComponent < EditableChamp::EditableChampBaseComponent
+  def dsfr_champ_container
+    :fieldset
+  end
 end

app/components/editable_champ/civilite_component/civilite_component.html.haml

@@ -1,12 +1,10 @@
-%fieldset.fr-fieldset
-  %legend.fr-fieldset__legend--regular.fr-fieldset__legend
-    Sélectionnez une des valeurs
-  .fr-fieldset__element.fr-fieldset__element--inline
+
+.fr-fieldset__element.fr-fieldset__element--inline
   .fr-radio-group
     = @form.radio_button :value, Individual::GENDER_FEMALE, id: @champ.female_input_id
     %label.fr-label{ for: @champ.female_input_id }
       = Individual.human_attribute_name('gender.female')
-  .fr-fieldset__element.fr-fieldset__element--inline
+.fr-fieldset__element.fr-fieldset__element--inline
   .fr-radio-group
     = @form.radio_button :value, Individual::GENDER_MALE, id: @champ.male_input_id
     %label.fr-label{ for: @champ.male_input_id }

app/models/champs/civilite_champ.rb

@@ -1,6 +1,10 @@
 class Champs::CiviliteChamp < Champ
   validates :value, inclusion: ["M.", "Mme"], allow_nil: true, allow_blank: false
 
+  def legend_label?
+    true
+  end
+
   def html_label?
     false
   end