Do not consider author safe

prefer removing escaping HTML chars in schemas

validata_ui/templates/validation_form.html

@@ -19,7 +19,7 @@
                 {% if val_info.author or val_info.contributor %}
                 <p class="text">
                     {% if val_info.author %}
-                    Auteur : {{ val_info.author | safe }}
+                    Auteur : {{ val_info.author }}
                     {% endif %}
                     {% if val_info.contributor %}
                     <br />Contributeur(s) : {{ val_info.contributor }}