champ de recherche pour les personnes morales

adhesions/admin.py

@@ -74,6 +74,7 @@ class AdherentAdmin(admin.ModelAdmin):
 class CorporationAdmin(admin.ModelAdmin):
     list_display = ('social_reason', 'adherent_id')
     inlines = (AdherentInline,)
+    search_fields = ('social_reason',)
 
     def adherent_id(self, corporation):
         adherent = corporation.adhesion