Fix the label of the EnumField field type

If there are no translations provided, use the enum name

calsocial/forms.py

@@ -192,13 +192,9 @@ class EnumField(SelectField):
 
     def iter_choices(self):
         for value in self.enum_type:
-            label = self.translations[value] if self.translations else value.name
+            label = self.gettext(self.translations[value]) if self.translations else value.name
 
-            yield (
-                value.name,
-                self.gettext(self.translations[value]),
-                value == self.data
-            )
+            yield (value.name, label, value == self.data)
 
 
 class EventForm(FlaskForm):