remove uneeded migration

course_discovery/apps/journal/migrations/0002_auto_20180322_0121.py

-# -*- coding: utf-8 -*-
-# Generated by Django 1.11.3 on 2018-03-22 01:21
-from __future__ import unicode_literals
-
-from django.db import migrations
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('core', '0007_auto_20171004_1133'),
-        ('journal', '0001_initial'),
-    ]
-
-    operations = [
-        migrations.AlterModelOptions(
-            name='journal',
-            options={},
-        ),
-        migrations.AlterUniqueTogether(
-            name='journal',
-            unique_together=set([('partner', 'key'), ('partner', 'uuid')]),
-        ),
-    ]