amelioration(champ.rna): affiche les retours UX avec les bons composant text dsfr

app/components/editable_champ/rna_component/rna_component.html.haml

@@ -1,3 +1,4 @@
 = @form.text_field(:value, input_opts( id: @champ.input_id, aria: { describedby: @champ.describedby_id }, placeholder: t(".placeholder"), data: { controller: 'turbo-input', turbo_input_load_on_connect_value: @champ.prefilled? && @champ.value.present? && @champ.data.blank?, turbo_input_url_value: champs_rna_path(@champ.id) }, required: @champ.required?, pattern: "W[0-9]{9}", title: t(".title"), class: "width-33-desktop", maxlength: 10))
+
 .rna-info{ id: dom_id(@champ, :rna_info) }
   = render 'shared/champs/rna/association', champ: @champ, error: nil

app/views/shared/champs/rna/_association.html.haml

@@ -1,11 +1,11 @@
 - case error
 - when :invalid
-  %p.fr-pt-1.fr-pb-0
+  %p.fr-error-text
     Le numéro RNA doit commencer par un W majuscule suivi de 9 chiffres
 - when :not_found
-  %p.fr-pt-1.fr-pb-0= t('.not_found')
+  %p.fr-error-text= t('.not_found')
 - when :network_error
-  %p.fr-pt-1.fr-pb-0= t('.network_error')
+  %p.fr-error-text= t('.network_error')
 - else
   - if champ.value.present?
-    %p.fr-pt-1.fr-pb-0= t('.data_fetched', title: champ.title)
+    %p.fr-info-text= t('.data_fetched', title: champ.title)