remove bad squarepay migrations

src/squarepay/migrations/0001_initial.py

-# Generated by Django 2.1.5 on 2019-01-29 04:02
-
-from django.db import migrations, models
-import django.db.models.deletion
-import uuid
-
-
-class Migration(migrations.Migration):
-
-    initial = True
-
-    dependencies = [
-        ('memberdb', '__first__'),
-    ]
-
-    operations = [
-        migrations.CreateModel(
-            name='CardPayment',
-            fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
-                ('description', models.CharField(max_length=255, verbose_name='Description')),
-                ('amount', models.IntegerField(verbose_name='Amount in cents')),
-                ('idempotency_key', models.CharField(default=uuid.uuid1, max_length=64, verbose_name='Square Transactions API idempotency key')),
-                ('is_paid', models.BooleanField(blank=True, default=False, verbose_name='Has been paid')),
-                ('dispense_synced', models.BooleanField(blank=True, default=False, verbose_name='Payment logged in dispense')),
-                ('date_created', models.DateTimeField(auto_now_add=True, verbose_name='Date created')),
-                ('date_paid', models.DateTimeField(blank=True, null=True, verbose_name='Date paid (payment captured)')),
-            ],
-        ),
-        migrations.CreateModel(
-            name='MembershipPayment',
-            fields=[
-                ('cardpayment_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='squarepay.CardPayment')),
-                ('membership', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='payments', to='memberdb.Membership')),
-            ],
-            bases=('squarepay.cardpayment',),
-        ),
-    ]