blueprints : make structure fields consistently translatable or not

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

site/blueprints/pages/white-papers.yml

@@ -51,6 +51,7 @@ tabs:
       contactDatabase:
         label: Ont téléchargé un livre blanc
         type: structure
+        translate: false
         columns:
           firstName:
             label: Prénom
@@ -72,10 +73,12 @@ tabs:
           firstName:
             label: Prénom
             type: text
+            translate: false
             required: true
           lastName:
             label: Nom
             type: text
+            translate: false
             required: true
           company:
             label: Société
@@ -84,12 +87,14 @@ tabs:
           role:
             label: Fonction
             type: text
+            translate: false
           email:
             type: email
             translate: false
             required: true
           downloadedAt:
             type: text
+            translate: false
             label: Date
 
   files: tabs/files