fix migration

sapl/norma/migrations/0028_auto_20190812_1557.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.20 on 2019-08-12 18:57
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('norma', '0027_normajuridica_anulada'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='normajuridica',
+            name='anulada',
+            field=models.NullBooleanField(choices=[(True, 'Sim'), (False, 'Não')], verbose_name='Anulada'),
+        ),
+    ]