fix bug with bootstrap form theme textarea (horizontal layout mode)

cfr issue https://gitlab.com/champs-libres/departement-de-la-vendee/chill/-/issues/182
+ make chill fields theme more responsive

src/Bundle/ChillEventBundle/Resources/views/Event/listByPerson.html.twig

@@ -108,8 +108,6 @@
     {{ chill_pagination(paginator) }}
 {% endif %}
 
-{% form_theme form_add_event_participation_by_person 'bootstrap_4_layout.html.twig' %}
-
 <div class="input-group mb-3">
 {{ form_start(form_add_event_participation_by_person) }}
     {#
@@ -137,4 +135,4 @@
     </div>
 </div>
 
-{% endblock %}
+{% endblock %}

src/Bundle/ChillEventBundle/Resources/views/Participation/new-multiple.html.twig

@@ -3,9 +3,7 @@
 {% import 'ChillPersonBundle:Person:macro.html.twig' as person_macro %}
 
 {% block title 'Participation creation'|trans %}
-    
-        {% form_theme form _self %}
-    
+
     {% block _collection_row %}
         <tr>
         <td>
@@ -28,10 +26,10 @@
             </tr>
         </tbody>
     </table>
- 
+
     {% include 'ChillEventBundle:Participation:_ignored_participations.html.twig' with ignored_participations %}
-    
-    {{ form_start(form) }} 
+
+    {{ form_start(form) }}
     <table>
         <thead>
             <tr>
@@ -47,10 +45,10 @@
                 <td>{{ form_widget(participationField.role) }}</td>
                 <td>{{ form_widget(participationField.status) }}</td>
             </tr>
-            {% endfor %} 
+            {% endfor %}
         </tbody>
     </table>
-        
+
     <ul class="record_actions">
         <li class="cancel">
             <a href="{{ path('chill_event__event_show', { 'event_id' : participations[0].event.id } ) }}" class="btn btn-cancel">
@@ -61,7 +59,7 @@
             {{ form_widget(form.submit, { 'attr' : { 'class' : 'btn btn-create' } } ) }}
         </li>
     </ul>
-    
+
     {{ form_end(form) }}
-    
+
 {% endblock %}