[#1421] Make label clickable for drop-down lists

app/models/champ.rb

@@ -35,6 +35,10 @@ class Champ < ApplicationRecord
     end
   end
 
+  def main_value_name
+    :value
+  end
+
   private
 
   def string_value

app/models/champs/linked_drop_down_list_champ.rb

@@ -24,6 +24,10 @@ class Champs::LinkedDropDownListChamp < Champ
     pack_value
   end
 
+  def main_value_name
+    :master_value
+  end
+
   private
 
   def pack_value

app/views/shared/dossiers/editable_champs/_champ_label.html.haml

@@ -1,4 +1,4 @@
-= form.label :value do
+= form.label champ.main_value_name do
   #{champ.libelle}
   - if champ.mandatory?
     %span.mandatory *