Fix translation.

modoboa/admin/forms/alias.py

@@ -43,6 +43,9 @@ class AliasForm(forms.ModelForm, DynamicForm):
     class Meta:
         model = Alias
         fields = ("address", "domain", "enabled", "expire_at", "description")
+        labels = {
+            "domain": ugettext_lazy("Domain")
+        }
         widgets = {
             "domain": forms.widgets.Select(
                 attrs={"class": "selectpicker", "data-live-search": "true"})

modoboa/admin/models/alias.py

@@ -33,8 +33,7 @@ class Alias(AdminObject):
             "The alias address."
         )
     )
-    domain = models.ForeignKey(
-        ugettext_lazy("Domain"), Domain, null=True)
+    domain = models.ForeignKey(Domain, null=True)
     enabled = models.BooleanField(
         ugettext_lazy("enabled"),
         help_text=ugettext_lazy("Check to activate this alias"),