Analytics: remove problematic index (#9276)

We already removed this directly from the DB, if we get an error, we can just fake this migration.

Ref readthedocs/readthedocs-ops#1176

Author: stsewd

readthedocs/analytics/migrations/0003_remove_index.py

@@ -0,0 +1,20 @@
+# Generated by Django 3.2.13 on 2022-05-31 15:22
+
+import datetime
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("analytics", "0002_track_status_code"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="pageview",
+            name="date",
+            field=models.DateField(default=datetime.date.today),
+        ),
+    ]

readthedocs/analytics/models.py

@@ -77,7 +77,7 @@ class PageView(models.Model):
         blank=True,
     )
     view_count = models.PositiveIntegerField(default=0)
-    date = models.DateField(default=datetime.date.today, db_index=True)
+    date = models.DateField(default=datetime.date.today)
     status = models.PositiveIntegerField(
         default=200,
         help_text=_("HTTP status code"),