add missing migration

app/dashboard/migrations/0031_auto_20190424_1611.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.1.7 on 2019-04-24 16:11
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('dashboard', '0030_profile_fee_percentage'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='activity',
+            name='activity_type',
+            field=models.CharField(blank=True, choices=[('new_bounty', 'New Bounty'), ('start_work', 'Work Started'), ('stop_work', 'Work Stopped'), ('work_submitted', 'Work Submitted'), ('work_done', 'Work Done'), ('worker_approved', 'Worker Approved'), ('worker_rejected', 'Worker Rejected'), ('worker_applied', 'Worker Applied'), ('increased_bounty', 'Increased Funding'), ('killed_bounty', 'Canceled Bounty'), ('new_tip', 'New Tip'), ('receive_tip', 'Tip Received'), ('bounty_abandonment_escalation_to_mods', 'Escalated for Abandonment of Bounty'), ('bounty_abandonment_warning', 'Warning for Abandonment of Bounty'), ('bounty_removed_slashed_by_staff', 'Dinged and Removed from Bounty by Staff'), ('bounty_removed_by_staff', 'Removed from Bounty by Staff'), ('bounty_removed_by_funder', 'Removed from Bounty by Funder'), ('new_crowdfund', 'New Crowdfund Contribution'), ('new_grant', 'New Grant'), ('update_grant', 'Updated Grant'), ('killed_grant', 'Cancelled Grant'), ('new_grant_contribution', 'Contributed to Grant'), ('new_grant_subscription', 'Subscribed to Grant'), ('killed_grant_contribution', 'Cancelled Grant Contribution'), ('new_milestone', 'New Milestone'), ('update_milestone', 'Updated Milestone'), ('new_kudos', 'New Kudos')], db_index=True, max_length=50),
+        ),
+    ]