fix ak type leftover

AKModel/migrations/0014_akcategory.py

+# Generated by Django 2.2.6 on 2019-10-18 12:39
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ('AKModel', '0013_aktype_to_akcategory'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='akcategory',
+            options={'ordering': ['name'], 'verbose_name': 'AK Category', 'verbose_name_plural': 'AK Categories'},
+        ),
+        migrations.AlterField(
+            model_name='akcategory',
+            name='name',
+            field=models.CharField(help_text='Name of the AK Category', max_length=64, unique=True,
+                                   verbose_name='Name'),
+        ),
+    ]